Added random plugin and other features

Moved from Yapsy again (it is not flexible enough), now we use a
custom solution.
The activation and deactivation of plugins is asynchronous, so
that plugins that take a long time don't interfere with the rest.

MANIFEST.in

@@ -0,0 +1,4 @@
+include requirements.txt
+include README.md
+include senpy/context.jsonld
+recursive-include *.senpy

app.py

@@ -14,20 +14,30 @@
 #    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 #    See the License for the specific language governing permissions and
 #    limitations under the License.
-'''
-Simple Sentiment Analysis server for EUROSENTIMENT
+"""
+This is a helper for development. If you want to run Senpy use:
 
-This class shows how to use the nif_server module to create custom services.
-'''
+    python -m senpy
+"""
+from gevent.monkey import patch_all; patch_all()
+import gevent
 import config
 from flask import Flask
-from senpy import Senpy
+from senpy.extensions import Senpy
+import logging
+import os
+from gevent.wsgi import WSGIServer
+
+logging.basicConfig(level=logging.DEBUG)
 
 app = Flask(__name__)
-
-sp = Senpy()
-sp.init_app(app)
+mypath = os.path.dirname(os.path.realpath(__file__))
+sp = Senpy(app, os.path.join(mypath, "plugins"))
+sp.activate_all()
 
 if __name__ == '__main__':
+    import logging
+    logging.basicConfig(level=config.DEBUG)
     app.debug = config.DEBUG
-    app.run()
+    http_server = WSGIServer(('', config.SERVER_PORT), app)
+    http_server.serve_forever()

dev-requirements.txt

@@ -0,0 +1 @@
+mock

plugins/rand/rand.py

@@ -0,0 +1,32 @@
+import json
+import random
+
+from senpy.plugins import SentimentPlugin
+from senpy.models import Response, Opinion, Entry
+
+
+class Sentiment140Plugin(SentimentPlugin):
+    def analyse(self, **params):
+        lang = params.get("language", "auto")
+
+        p = params.get("prefix", None)
+        response = Response(prefix=p)
+        #polarity_value = self.maxPolarityValue*int(res.json()["data"][0]["polarity"]) * 0.25
+        polarity_value = max(-1, min(1, random.gauss(0.2,0.2)))
+        polarity = "marl:Neutral"
+        if polarity_value > 0:
+            polarity = "marl:Positive"
+        elif polarity_value < 0:
+            polarity = "marl:Negative"
+        entry = Entry(id="Entry0",
+                      text=params["input"],
+                      prefix=p)
+        opinion = Opinion(id="Opinion0",
+                          prefix=p,
+                          hasPolarity=polarity,
+                          polarityValue=polarity_value)
+        opinion["prov:wasGeneratedBy"] = self.id
+        entry.opinions.append(opinion)
+        entry.language = lang
+        response.entries.append(entry)
+        return response

plugins/rand/rand.senpy

@@ -0,0 +1,17 @@
+{
+    "name": "rand",
+    "module": "rand",
+    "description": "What my plugin broadly does",
+    "author": "@balkian",
+    "version": "0.1",
+    "extra_params": {
+        "language": {
+            "aliases": ["language", "l"],
+            "required": false,
+            "options": ["es", "en", "auto"]
+        }
+     },
+     "requirements": {},
+     "marl:maxPolarityValue": "1",
+     "marl:minPolarityValue": "-1"
+}

plugins/sentiment140/sentiment140.py

@@ -0,0 +1,37 @@
+import requests
+import json
+
+from senpy.plugins import SentimentPlugin
+from senpy.models import Response, Opinion, Entry
+
+
+class Sentiment140Plugin(SentimentPlugin):
+    def analyse(self, **params):
+        lang = params.get("language", "auto")
+        res = requests.post("http://www.sentiment140.com/api/bulkClassifyJson",
+                            json.dumps({"language": lang,
+                                        "data": [{"text": params["input"]}]
+                                        }
+                                       )
+                            )
+
+        p = params.get("prefix", None)
+        response = Response(prefix=p)
+        polarity_value = self.maxPolarityValue*int(res.json()["data"][0]["polarity"]) * 0.25
+        polarity = "marl:Neutral"
+        if polarity_value > 50:
+            polarity = "marl:Positive"
+        elif polarity_value < 50:
+            polarity = "marl:Negative"
+        entry = Entry(id="Entry0",
+                      text=params["input"],
+                      prefix=p)
+        opinion = Opinion(id="Opinion0",
+                          prefix=p,
+                          hasPolarity=polarity,
+                          polarityValue=polarity_value)
+        opinion["prov:wasGeneratedBy"] = self.id
+        entry.opinions.append(opinion)
+        entry.language = lang
+        response.entries.append(entry)
+        return response

plugins/sentiment140/sentiment140.senpy

@@ -0,0 +1,17 @@
+{
+    "name": "sentiment140",
+    "module": "sentiment140",
+    "description": "What my plugin broadly does",
+    "author": "@balkian",
+    "version": "0.1",
+    "extra_params": {
+        "language": {
+            "aliases": ["language", "l"],
+            "required": false,
+            "options": ["es", "en", "auto"]
+        }
+     },
+     "requirements": {},
+     "maxPolarityValue": "1",
+     "minPolarityValue": "0"
+}

requirements.txt

@@ -1,5 +1,7 @@
 Flask==0.10.1
 gunicorn==19.0.0
 requests==2.4.1
-Flask-Plugins==1.4
 GitPython==0.3.2.RC1
+Yapsy>=1.10.423
+gevent>=1.0.1
+PyLD>=0.6.5

senpy/__init__.py

@@ -14,17 +14,10 @@
 #    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 #    See the License for the specific language governing permissions and
 #    limitations under the License.
-'''
+"""
 Sentiment analysis server in Python
-'''
+"""
 
-from blueprints import nif_blueprint
-from extensions import Senpy
-
-
-if __name__ == '__main__':
-    from flask import Flask
-    app = Flask(__name__)
-    app.register_blueprint(nif_server)
-    app.debug = config.DEBUG
-    app.run()
+import extensions
+import blueprints
+import plugins

senpy/__main__.py

@@ -1,7 +1,72 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+#    Copyright 2014 J. Fernando Sánchez Rada - Grupo de Sistemas Inteligentes
+#                                                       DIT, UPM
+#
+#    Licensed under the Apache License, Version 2.0 (the "License");
+#    you may not use this file except in compliance with the License.
+#    You may obtain a copy of the License at
+#
+#        http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS,
+#    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#    See the License for the specific language governing permissions and
+#    limitations under the License.
+"""
+Senpy is a modular sentiment analysis server. This script runs an instance of
+the server.
+
+"""
+from gevent.monkey import patch_all; patch_all(thread=False)
+import gevent
 from flask import Flask
-from extensions import Senpy
-app = Flask(__name__)
-app.debug = True
-sp = Senpy()
-sp.init_app(app)
-app.run()
+from senpy.extensions import Senpy
+import logging
+import os
+from gevent.wsgi import WSGIServer
+import argparse
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser(description='Run a Senpy server')
+    parser.add_argument('--level',
+                        "-l",
+                        metavar="logging_level",
+                        type=str,
+                        default="INFO",
+                        help='Logging level')
+    parser.add_argument('--debug',
+                        "-d",
+                        action='store_true',
+                        default=False,
+                        help='Run the application in debug mode')
+    parser.add_argument('--host',
+                        type=str,
+                        default = "127.0.0.1",
+                        help='Use 0.0.0.0 to accept requests from any host.')
+    parser.add_argument('--port',
+                        '-p',
+                        type=int,
+                        default = 5000,
+                        help='Port to listen on.')
+    parser.add_argument('--plugins-folder',
+                        '-f',
+                        type=str,
+                        default = "plugins",
+                        help='Where to look for plugins.')
+    args = parser.parse_args()
+    logging.basicConfig(level=getattr(logging,args.level))
+    app = Flask(__name__)
+    app.debug = args.debug
+    sp = Senpy(app, args.plugins_folder)
+    sp.activate_all()
+    import logging
+    http_server = WSGIServer((args.host, args.port), app)
+    try:
+        print "Server running on port %s:%d. Ctrl+C to quit" % (args.host,
+                                                                args.port)
+        http_server.serve_forever()
+    except KeyboardInterrupt:
+        http_server.stop()
+        print "Bye!"

senpy/blueprints.py

@@ -1,63 +1,39 @@
 #!/usr/bin/python
 # -*- coding: utf-8 -*-
-#    Copyright 2014 J. Fernando Sánchez Rada - Grupo de Sistemas Inteligentes
-#                                                       DIT, UPM
+# Copyright 2014 J. Fernando Sánchez Rada - Grupo de Sistemas Inteligentes
+# DIT, UPM
 #
-#    Licensed under the Apache License, Version 2.0 (the "License");
-#    you may not use this file except in compliance with the License.
-#    You may obtain a copy of the License at
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
 #
-#        http://www.apache.org/licenses/LICENSE-2.0
+# http://www.apache.org/licenses/LICENSE-2.0
 #
-#    Unless required by applicable law or agreed to in writing, software
+# Unless required by applicable law or agreed to in writing, software
 #    distributed under the License is distributed on an "AS IS" BASIS,
 #    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 #    See the License for the specific language governing permissions and
 #    limitations under the License.
-'''
-Simple Sentiment Analysis server
-'''
-from flask import Blueprint, render_template, request, jsonify, current_app
+"""
+Blueprints for Senpy
+"""
 import json
+import logging
+
+logger = logging.getLogger(__name__)
+
+from flask import Blueprint, request, jsonify, current_app
 
 nif_blueprint = Blueprint("NIF Sentiment Analysis Server", __name__)
 
-PARAMS = {"input": {"aliases": ["i", "input"],
-                    "required": True,
-                    "help": "Input text"
-                    },
-          "informat": {"aliases": ["f", "informat"],
-                       "required": False,
-                       "default": "text",
-                       "options": ["turtle", "text"],
-                       },
-          "intype": {"aliases": ["intype", "t"],
-                     "required": False,
-                     "default": "direct",
-                     "options": ["direct", "url", "file"],
-                     },
-          "outformat": {"aliases": ["outformat", "o"],
-                        "default": "json-ld",
-                        "required": False,
-                        "options": ["json-ld"],
-                        },
-          "algorithm": {"aliases": ["algorithm", "a", "algo"],
-                        "required": False,
-                        },
-          "language": {"aliases": ["language", "l"],
-                       "required": False,
-                       "options": ["es", "en"],
-                       },
-          "urischeme": {"aliases": ["urischeme", "u"],
-                        "required": False,
-                        "default": "RFC5147String",
-                        "options": "RFC5147String"
-                        },
-          }
+BASIC_PARAMS = {
+    "algorithm": {"aliases": ["algorithm", "a", "algo"],
+                  "required": False,
+                  },
+}
 
 
-def get_params(req):
-    indict = None
+def get_params(req, params=BASIC_PARAMS):
     if req.method == 'POST':
         indict = req.form
     elif req.method == 'GET':
@@ -66,37 +42,37 @@ def get_params(req):
         raise ValueError("Invalid data")
 
     outdict = {}
-    wrongParams = {}
-    for param, options in PARAMS.iteritems():
+    wrong_params = {}
+    for param, options in params.iteritems():
         for alias in options["aliases"]:
             if alias in indict:
                 outdict[param] = indict[alias]
         if param not in outdict:
-            if options.get("required", False):
-                wrongParams[param] = PARAMS[param]
+            if options.get("required", False) and "default" not in options:
+                wrong_params[param] = params[param]
             else:
                 if "default" in options:
                     outdict[param] = options["default"]
         else:
-            if "options" in PARAMS[param] and \
-                outdict[param] not in PARAMS[param]["options"]:
-                wrongParams[param] = PARAMS[param]
-    if wrongParams:
-        message = {"status": "failed", "message": "Missing or invalid parameters"}
-        message["parameters"] = outdict
-        message["errors"] = {param:error for param, error in wrongParams.iteritems()}
-        raise ValueError(json.dumps(message))
+            if "options" in params[param] and outdict[param] not in params[param]["options"]:
+                wrong_params[param] = params[param]
+    if wrong_params:
+        message = {"status": "failed",
+                   "message": "Missing or invalid parameters",
+                   "parameters": outdict,
+                   "errors": {param: error for param, error in wrong_params.iteritems()}
+                   }
+        raise ValueError(message)
     return outdict
 
+
 def basic_analysis(params):
     response = {"@context": ["http://demos.gsi.dit.upm.es/eurosentiment/static/context.jsonld",
                              {
                                  "@base": "{}#".format(request.url.encode('utf-8'))
                              }
                              ],
-                "analysis": [{
-                    "@type": "marl:SentimentAnalysis"
-                }],
+                "analysis": [{"@type": "marl:SentimentAnalysis"}],
                 "entries": []
                 }
     if "language" in params:
@@ -108,39 +84,58 @@ def basic_analysis(params):
         })
     return response
 
+
 @nif_blueprint.route('/', methods=['POST', 'GET'])
-def home(entries=None):
+def home():
     try:
         params = get_params(request)
+        algo = params.get("algorithm", None)
+        specific_params = current_app.senpy.parameters(algo)
+        params.update(get_params(request, specific_params))
+        response = current_app.senpy.analyse(**params)
+        return jsonify(response)
     except ValueError as ex:
-        return ex.message
-    response = current_app.senpy.analyse(**params)
-    return jsonify(response)
+        return jsonify(ex.message)
+    except Exception as ex:
+        return jsonify(status="400", message=ex.message)
+
+
+@nif_blueprint.route("/default")
+def default():
+    return current_app.senpy.default_plugin
+    #return plugins(action="list", plugin=current_app.senpy.default_algorithm)
+
 
 @nif_blueprint.route('/plugins/', methods=['POST', 'GET'])
 @nif_blueprint.route('/plugins/<plugin>', methods=['POST', 'GET'])
 @nif_blueprint.route('/plugins/<plugin>/<action>', methods=['POST', 'GET'])
 def plugins(plugin=None, action="list"):
-    print current_app.senpy.plugins.keys()
+    filt = {}
+    sp = current_app.senpy
     if plugin:
-        plugs = {plugin:current_app.senpy.plugins[plugin]}
-    else:
-        plugs = current_app.senpy.plugins
+        filt["name"] = plugin
+    plugs = sp.filter_plugins(**filt)
+    if plugin and not plugs:
+        return "Plugin not found", 400
     if action == "list":
-        dic = {plug:plugs[plug].enabled for plug in plugs}
+        with_params = request.args.get("params", "") == "1"
+        if plugin:
+            dic = plugs[plugin].jsonable(with_params)
+        else:
+            dic = {plug: plugs[plug].jsonable(with_params) for plug in plugs}
         return jsonify(dic)
-    elif action == "disable":
-        plugs[plugin].enabled = False
-        return "Ok"
-    elif action == "enable":
-        plugs[plugin].enabled = True
+    method = "{}_plugin".format(action)
+    if(hasattr(sp, method)):
+        getattr(sp, method)(plugin)
         return "Ok"
     else:
-        return "action '{}' not allowed".format(action), 404
+        return "action '{}' not allowed".format(action), 400
+
 
 if __name__ == '__main__':
     import config
     from flask import Flask
+
     app = Flask(__name__)
     app.register_blueprint(nif_blueprint)
     app.debug = config.DEBUG

senpy/context.jsonld

@@ -0,0 +1,40 @@
+{
+    "dc": "http://purl.org/dc/terms/",
+    "dc:subject": {
+        "@type": "@id"
+    },
+    "xsd": "http://www.w3.org/2001/XMLSchema#",
+    "marl": "http://www.gsi.dit.upm.es/ontologies/marl/ns#",
+    "nif": "http://persistence.uni-leipzig.org/nlp2rdf/ontologies/nif-core#",
+    "onyx": "http://www.gsi.dit.upm.es/ontologies/onyx/ns#",
+    "emotions": {
+        "@container": "@set",
+        "@id": "onyx:hasEmotionSet"
+    },
+    "opinions": {
+        "@container": "@set",
+        "@id": "marl:hasOpinion"
+    },
+    "prov": "http://www.w3.org/ns/prov#",
+    "rdfs": "http://www.w3.org/2000/01/rdf-schema#",
+    "analysis": {
+        "@container": "@set",
+        "@id": "prov:wasInformedBy"
+    },
+    "entries": {
+        "@container": "@set",
+        "@id": "prov:generated"
+    },
+    "strings": {
+        "@container": "@set",
+        "@reverse": "nif:hasContext"
+    },
+    "date":
+    {
+        "@id": "dc:date",
+        "@type": "xsd:dateTime"
+    },
+    "text": { "@id": "nif:isString" },
+    "wnaffect": "http://www.gsi.dit.upm.es/ontologies/wnaffect#",
+    "xsd": "http://www.w3.org/2001/XMLSchema#"
+}

senpy/extensions.py

@@ -1,37 +1,47 @@
+"""
+"""
 import os
+import fnmatch
+import inspect
 import sys
-import importlib
+import imp
+import logging
+import gevent
+import json
 
-from flask import current_app
+logger = logging.getLogger(__name__)
 
-try:
-    from flask import _app_ctx_stack as stack
-except ImportError:
-    from flask import _request_ctx_stack as stack
+from .plugins import SenpyPlugin, SentimentPlugin, EmotionPlugin
+from .models import Error
 
-from blueprints import nif_blueprint
+from .blueprints import nif_blueprint
 from git import Repo, InvalidGitRepositoryError
+from functools import partial
+
 
 class Senpy(object):
+    """ Default Senpy extension for Flask """
 
     def __init__(self, app=None, plugin_folder="plugins"):
         self.app = app
         base_folder = os.path.join(os.path.dirname(__file__), "plugins")
 
-        self.search_folders = (folder for folder in (base_folder, plugin_folder)
-                                if folder and os.path.isdir(folder))
+        self._search_folders = set()
+        self._outdated = True
+
+        for folder in (base_folder, plugin_folder):
+            self.add_folder(folder)
 
         if app is not None:
             self.init_app(app)
 
-    """
-
+    def init_app(self, app):
+        """ Initialise a flask app to add plugins to its context """
+        """
         Note: I'm not particularly fond of adding self.app and app.senpy, but
         I can't think of a better way to do it.
-    """
-    def init_app(self, app, plugin_folder="plugins"):
+        """
         app.senpy = self
-        #app.config.setdefault('SQLITE3_DATABASE', ':memory:')
         # Use the newstyle teardown_appcontext if it's available,
         # otherwise fall back to the request context
         if hasattr(app, 'teardown_appcontext'):
@@ -40,68 +50,161 @@ class Senpy(object):
             app.teardown_request(self.teardown)
         app.register_blueprint(nif_blueprint)
 
+    def add_folder(self, folder):
+        logger.debug("Adding folder: %s", folder)
+        if os.path.isdir(folder):
+            self._search_folders.add(folder)
+            self._outdated = True
+            return True
+        else:
+            logger.debug("Not a folder: %s", folder)
+            return False
+
     def analyse(self, **params):
+        algo = None
+        logger.debug("analysing with params: {}".format(params))
         if "algorithm" in params:
             algo = params["algorithm"]
-            if algo in self.plugins and self.plugins[algo].enabled:
-                return self.plugins[algo].plugin.analyse(**params)
-        return {"status": 500, "message": "No valid algorithm"}
+        elif self.plugins:
+            algo = self.default_plugin
+        if algo in self.plugins:
+            if self.plugins[algo].is_activated:
+                plug = self.plugins[algo]
+                resp = plug.analyse(**params)
+                resp.analysis.append(plug)
+                return resp
+            else:
+                logger.debug("Plugin not activated: {}".format(algo))
+                return Error(status=400, message="The algorithm '{}' is not activated yet".format(algo))
+        else:
+            logger.debug("The algorithm '{}' is not valid\nValid algorithms: {}".format(algo, self.plugins.keys()))
+            return Error(status=400, message="The algorithm '{}' is not valid".format(algo))
 
+    @property
+    def default_plugin(self):
+        candidates = self.filter_plugins(is_activated=True)
+        if len(candidates) > 0:
+            candidate = candidates.keys()[0]
+            logger.debug("Default: {}".format(candidate))
+            return candidate
+        else:
+            return None
 
-    def _load_plugin(self, plugin, search_folder, enabled=True):
-        sys.path.append(search_folder)
-        tmp = importlib.import_module(plugin)
-        sys.path.remove(search_folder)
-        tmp.path = search_folder
+    def parameters(self, algo):
+        return getattr(self.plugins.get(algo or self.default_plugin), "params", {})
+
+    def activate_all(self, sync=False):
+        ps = []
+        for plug in self.plugins.keys():
+            ps.append(self.activate_plugin(plug, sync=sync))
+        return ps
+
+    def deactivate_all(self, sync=False):
+        ps = []
+        for plug in self.plugins.keys():
+            ps.append(self.deactivate_plugin(plug, sync=sync))
+        return ps
+
+    def _set_active_plugin(self, plugin_name, active=True, *args, **kwargs):
+        self.plugins[plugin_name].is_activated = active
+
+    def activate_plugin(self, plugin_name, sync=False):
+        plugin = self.plugins[plugin_name]
+        th = gevent.spawn(plugin.activate)
+        th.link_value(partial(self._set_active_plugin, plugin_name, True))
+        if sync:
+            th.join()
+        else:
+            return th
+
+    def deactivate_plugin(self, plugin_name, sync=False):
+        plugin = self.plugins[plugin_name]
+        th = gevent.spawn(plugin.deactivate)
+        th.link_value(partial(self._set_active_plugin, plugin_name, False))
+        if sync:
+            th.join()
+        else:
+            return th
+
+    def reload_plugin(self, plugin):
+        logger.debug("Reloading {}".format(plugin))
+        plug = self.plugins[plugin]
+        nplug = self._load_plugin(plug.module, plug.path)
+        del self.plugins[plugin]
+        self.plugins[nplug.name] = nplug
+
+    @staticmethod
+    def _load_plugin(root, filename):
+        logger.debug("Loading plugin: {}".format(filename))
+        fpath = os.path.join(root, filename)
+        with open(fpath,'r') as f:
+            info = json.load(f)
+        logger.debug("Info: {}".format(info))
+        sys.path.append(root)
+        module = info["module"]
+        name = info["name"]
+        (fp, pathname, desc) = imp.find_module(module, [root,])
         try:
-            repo_path = os.path.join(search_folder, plugin)
-            tmp.repo = Repo(repo_path)
-        except InvalidGitRepositoryError:
-            tmp.repo = None
-        if not hasattr(tmp, "enabled"):
-            tmp.enabled = enabled
-        return tmp
-
+            tmp = imp.load_module(module, fp, pathname, desc)
+            sys.path.remove(root)
+            candidate = None
+            for _, obj in inspect.getmembers(tmp):
+                if inspect.isclass(obj) and inspect.getmodule(obj) == tmp:
+                    logger.debug("Found plugin class: {}@{}".format(obj, inspect.getmodule(obj)))
+                    candidate = obj
+                    break
+            if not candidate:
+                logger.debug("No valid plugin for: {}".format(filename))
+                return
+            module = candidate(info=info)
+            try:
+                repo_path = root
+                module._repo = Repo(repo_path)
+            except InvalidGitRepositoryError:
+                module._repo = None
+        except Exception as ex:
+            logger.debug("Exception importing {}: {}".format(filename, ex))
+            return None, None
+        return name, module
 
     def _load_plugins(self):
-        #print(sys.path)
-        #print(search_folder)
         plugins = {}
-        for search_folder in self.search_folders:
-            for item in os.listdir(search_folder):
-                if os.path.isdir(os.path.join(search_folder, item)) \
-                        and os.path.exists(
-                            os.path.join(search_folder, item, "__init__.py")):
-                    plugins[item] = self._load_plugin(item, search_folder)
+        for search_folder in self._search_folders:
+            for root, dirnames, filenames in os.walk(search_folder):
+                for filename in fnmatch.filter(filenames, '*.senpy'):
+                    name, plugin = self._load_plugin(root, filename)
+                    if plugin:
+                        plugins[name] = plugin
 
+        self._outdated = False
         return plugins
 
     def teardown(self, exception):
         pass
 
-    def enable_all(self):
-        for plugin in self.plugins:
-            self.enable_plugin(plugin)
-
-    def enable_plugin(self, item):
-        self.plugins[item].enabled = True
-
-    def disable_plugin(self, item):
-        self.plugins[item].enabled = False
-
     @property
     def plugins(self):
-        ctx = stack.top
-        if ctx is not None:
-            if not hasattr(self, '_plugins'):
-                self._plugins = self._load_plugins()
-            print("Already plugins")
-            return self._plugins
+        """ Return the plugins registered for a given application.  """
+        if not hasattr(self, 'senpy_plugins') or self._outdated:
+            self.senpy_plugins = self._load_plugins()
+        return self.senpy_plugins
 
-if __name__ == '__main__':
-    from flask import Flask
-    app = Flask(__name__)
-    sp = Senpy()
-    sp.init_app(app)
-    with app.app_context():
-        sp._load_plugins()
+    def filter_plugins(self, **kwargs):
+        """ Filter plugins by different criteria """
+
+        def matches(plug):
+            res = all(getattr(plug, k, None) == v for (k, v) in kwargs.items())
+            logger.debug("matching {} with {}: {}".format(plug.name,
+                                                          kwargs,
+                                                          res))
+            return res
+
+        if not kwargs:
+            return self.plugins
+        else:
+            return {n: p for n, p in self.plugins.items() if matches(p)}
+
+    def sentiment_plugins(self):
+        """ Return only the sentiment plugins """
+        return {p: plugin for p, plugin in self.plugins.items() if
+                isinstance(plugin, SentimentPlugin)}

senpy/models.py

@@ -0,0 +1,223 @@
+import json
+import os
+from collections import defaultdict
+from pyld import jsonld
+
+
+
+class Leaf(dict):
+    _prefix = None
+    _frame = {}
+    _context = {}
+
+    def __init__(self,
+                 id=None,
+                 context=None,
+                 vocab=None,
+                 prefix=None,
+                 frame=None):
+        super(Leaf, self).__init__()
+        if context is not None:
+            self.context = context
+        elif self._context:
+            self.context = self._context
+        else:
+            self.context = {}
+        if frame is not None:
+            self._frame = frame
+        self._prefix = prefix
+        self.id = id
+
+    def __getattr__(self, key):
+        try:
+            return object.__getattr__(self, key)
+        except AttributeError:
+            try:
+                return super(Leaf, self).__getitem__(self._get_key(key))
+            except KeyError:
+                raise AttributeError()
+
+    def __setattr__(self, key, value):
+        try:
+            object.__getattr__(self, key)
+            object.__setattr__(self, key, value)
+        except AttributeError:
+            key = self._get_key(key)
+            if key == "@context":
+                value = self.get_context(value)
+            elif key == "@id":
+                value = self.get_id(value)
+            if key[0] == "_":
+                object.__setattr__(self, key, value)
+            else:
+                if value is None:
+                    try:
+                        super(Leaf, self).__delitem__(key)
+                    except KeyError:
+                        pass
+                else:
+                    super(Leaf, self).__setitem__(key, value)
+
+    def get_id(self, id):
+        """
+        This is not the most elegant solution to change the @id attribute, but it
+        is the quickest way to have it included in the dictionary without extra
+        boilerplate.
+        """
+        if id and self._prefix and ":" not in id:
+            return "{}{}".format(self._prefix, id)
+        else:
+            return id
+
+    def __delattr__(self, key):
+        return super(Leaf, self).__delitem__(self._get_key(key))
+
+    def _get_key(self, key):
+        if key[0] == "_":
+            return key
+        elif key in ["context", "id"]:
+            return "@{}".format(key)
+        else:
+            return key
+
+    @staticmethod
+    def get_context(context):
+        if isinstance(context, list):
+            contexts = []
+            for c in context:
+                contexts.append(Response.get_context(c))
+            return contexts
+        elif isinstance(context, dict):
+            return context
+        elif isinstance(context, basestring):
+            try:
+                with open(context) as f:
+                    return json.loads(f.read())
+            except IOError:
+                return context
+
+    def compact(self):
+        return jsonld.compact(self, self.context)
+
+    def frame(self, frame=None, options=None):
+        if frame is None:
+            frame = self._frame
+        if options is None:
+            options = {}
+        return jsonld.frame(self, frame, options)
+
+    def jsonable(self, parameters=False, frame=None, options=None, context=None):
+        if frame is None:
+            frame = self._frame
+        if options is None:
+            options = {}
+        if context is None:
+            context = self._context
+        return jsonld.compact(jsonld.frame(self, frame, options), context)
+        #if parameters:
+            #resp["parameters"] = self.params
+        #elif self.extra_params:
+            #resp["extra_parameters"] = self.extra_params
+        #return resp
+
+
+    def to_JSON(self):
+        return json.dumps(self,
+                          default=lambda o: o.__dict__,
+                          sort_keys=True, indent=4)
+
+
+
+class Response(Leaf):
+    _frame =  { "@context": {
+                    "analysis": {
+                        "@container": "@set",
+                        "@id": "prov:wasInformedBy"
+                    },
+                    "date": {
+                        "@id": "dc:date",
+                        "@type": "xsd:dateTime"
+                    },
+                    "dc": "http://purl.org/dc/terms/",
+                    "dc:subject": {
+                        "@type": "@id"
+                    },
+                    "emotions": {
+                        "@container": "@set",
+                        "@id": "onyx:hasEmotionSet"
+                    },
+                    "entries": {
+                        "@container": "@set",
+                        "@id": "prov:generated"
+                    },
+                    "marl": "http://www.gsi.dit.upm.es/ontologies/marl/ns#",
+                    "nif": "http://persistence.uni-leipzig.org/nlp2rdf/ontologies/nif-core#",
+                    "onyx": "http://www.gsi.dit.upm.es/ontologies/onyx/ns#",
+                    "opinions": {
+                        "@container": "@set",
+                        "@id": "marl:hasOpinion"
+                    },
+                    "prov": "http://www.w3.org/ns/prov#",
+                    "rdfs": "http://www.w3.org/2000/01/rdf-schema#",
+                    "strings": {
+                        "@container": "@set",
+                        "@reverse": "nif:hasContext"
+                    },
+                    "wnaffect": "http://www.gsi.dit.upm.es/ontologies/wnaffect#",
+                    "xsd": "http://www.w3.org/2001/XMLSchema#"
+                },
+                "analysis": {},
+                "entries": {}
+    }
+
+    def __init__(self, context=None, *args, **kwargs):
+        if context is None:
+            context = "{}/context.jsonld".format(os.path.dirname(
+                os.path.realpath(__file__)))
+        super(Response, self).__init__(*args, context=context, **kwargs)
+        self.analysis = []
+        self.entries = []
+
+
+class Entry(Leaf):
+    _context = {
+        "@vocab": "http://persistence.uni-leipzig.org/nlp2rdf/ontologies/nif-core#"
+
+    }
+    def __init__(self, text=None, emotion_sets=None, opinions=None, **kwargs):
+        super(Entry, self).__init__(**kwargs)
+        if text:
+            self.text = text
+        self.emotionSets = emotion_sets if emotion_sets else []
+        self.opinions = opinions if opinions else []
+
+class Opinion(Leaf):
+    _context = {
+        "@vocab": "http://www.gsi.dit.upm.es/ontologies/marl/ns#"
+    }
+    def __init__(self, polarityValue=None, hasPolarity=None, *args, **kwargs):
+        super(Opinion, self).__init__(*args,
+                                      **kwargs)
+        if polarityValue is not None:
+            self.hasPolarityValue = polarityValue
+        if hasPolarity is not None:
+            self.hasPolarity = hasPolarity
+
+
+class EmotionSet(Leaf):
+    _context = {}
+    def __init__(self, emotions=None, *args, **kwargs):
+        if not emotions:
+            emotions = []
+        super(EmotionSet, self).__init__(context=EmotionSet._context,
+                                         *args,
+                                         **kwargs)
+        self.emotions = emotions or []
+
+class Emotion(Leaf):
+    _context = {}
+
+class Error(Leaf):
+    def __init__(self, *args, **kwargs):
+        super(Error, self).__init__(*args)
+        self.update(kwargs)

senpy/plugin.py

@@ -1,34 +0,0 @@
-class SenpyPlugin(object):
-    def __init__(self, name=None, version=None, params=None):
-        self.name = name
-        self.version = version
-        self.params = params or []
-
-    def analyse(self, *args, **kwargs):
-        pass
-
-    def activate(self):
-        pass
-
-    def deactivate(self):
-        pass
-
-class SentimentPlugin(SenpyPlugin):
-    def __init__(self,
-                 minPolarity=0,
-                 maxPolarity=1,
-                 **kwargs):
-        super(SentimentPlugin, self).__init__(**kwargs)
-        self.minPolarity = minPolarity
-        self.maxPolarity = maxPolarity
-
-class EmotionPlugin(SenpyPlugin):
-    def __init__(self,
-                 minEmotionValue=0,
-                 maxEmotionValue=1,
-                 emotionCategory=None,
-                 **kwargs):
-        super(EmotionPlugin, self).__init__(**kwargs)
-        self.minEmotionValue = minEmotionValue
-        self.maxEmotionValue = maxEmotionValue
-        self.emotionCategory = emotionCategory

senpy/plugins.py

@@ -0,0 +1,92 @@
+import logging
+import ConfigParser
+from .models import Leaf
+
+logger = logging.getLogger(__name__)
+
+PARAMS = {"input": {"aliases": ["i", "input"],
+                    "required": True,
+                    "help": "Input text"
+                    },
+          "informat": {"aliases": ["f", "informat"],
+                       "required": False,
+                       "default": "text",
+                       "options": ["turtle", "text"],
+                       },
+          "intype": {"aliases": ["intype", "t"],
+                     "required": False,
+                     "default": "direct",
+                     "options": ["direct", "url", "file"],
+                     },
+          "outformat": {"aliases": ["outformat", "o"],
+                        "default": "json-ld",
+                        "required": False,
+                        "options": ["json-ld"],
+                        },
+          "language": {"aliases": ["language", "l"],
+                       "required": False,
+                       "options": ["es", "en"],
+                       },
+          "prefix": {"aliases": ["prefix", "p"],
+                     "required": True,
+                     "default": "",
+          },
+          "urischeme": {"aliases": ["urischeme", "u"],
+                        "required": False,
+                        "default": "RFC5147String",
+                        "options": "RFC5147String"
+                        },
+          }
+
+
+class SenpyPlugin(Leaf):
+    _context = {"@vocab": "http://www.gsi.dit.upm.es/ontologies/senpy/ns#",
+                "info": None}
+    _frame = { "@context": _context,
+              "name": {},
+              "@explicit": False,
+              "version": {},
+              "repo": None,
+              "info": None,
+              }
+    def __init__(self, info=None):
+        if not info:
+            raise ValueError("You need to provide configuration information for the plugin.")
+        logger.debug("Initialising {}".format(info))
+        super(SenpyPlugin, self).__init__()
+        self.name = info["name"]
+        self.version = info["version"]
+        self.id="{}_{}".format(self.name, self.version)
+        self.params = info.get("params", PARAMS.copy())
+        self.extra_params = info.get("extra_params", {})
+        self.params.update(self.extra_params)
+        self.is_activated = False
+        self.info = info
+
+    def analyse(self, *args, **kwargs):
+        logger.debug("Analysing with: {} {}".format(self.name, self.version))
+        pass
+
+    def activate(self):
+        pass
+
+    def deactivate(self):
+        pass
+
+
+    @property
+    def id(self):
+        return "{}_{}".format(self.name, self.version)
+
+
+class SentimentPlugin(SenpyPlugin):
+    def __init__(self, info, *args, **kwargs):
+        super(SentimentPlugin, self).__init__(info, *args, **kwargs)
+        self.minPolarityValue = float(info.get("minPolarityValue", 0))
+        self.maxPolarityValue = float(info.get("maxPolarityValue", 1))
+
+class EmotionPlugin(SenpyPlugin):
+    def __init__(self, info, *args, **kwargs):
+        resp = super(EmotionPlugin, self).__init__(info, *args, **kwargs)
+        self.minEmotionValue = float(info.get("minEmotionValue", 0))
+        self.maxEmotionValue = float(info.get("maxEmotionValue", 0))

senpy/plugins/sentiment140/__init__.py

@@ -1,48 +0,0 @@
-import requests
-import json
-
-import sys
-
-print(sys.path)
-from senpy.plugin import SentimentPlugin
-
-class Sentiment140Plugin(SentimentPlugin):
-    def __init__(self, **kwargs):
-        super(Sentiment140Plugin, self).__init__(name="Sentiment140",
-                                                 version="1.0",
-                                                 **kwargs)
-
-    def analyse(self, **params):
-        res = requests.post("http://www.sentiment140.com/api/bulkClassifyJson",
-                            json.dumps({
-                                "language": "auto",
-                                "data": [{"text": params["input"]}]}
-                                    ))
-
-
-        response = {"analysis": [{}], "entries": []}
-        response["analysis"][0].update({ "marl:algorithm": "SimpleAlgorithm",
-                                        "marl:minPolarityValue": 0,
-                                        "marl:maxPolarityValue": 100})
-        polarityValue = int(res.json()["data"][0]["polarity"]) * 25
-        polarity = "marl:Neutral"
-        if polarityValue > 50:
-            polarity = "marl:Positive"
-        elif polarityValue < 50:
-            polarity = "marl:Negative"
-
-        response["entries"] = [
-            {
-                "isString": params["input"],
-                "opinions": [{
-                    "marl:polarityValue": polarityValue,
-                    "marl:hasPolarity": polarity
-
-                }]
-            }
-        ]
-
-        return response
-
-
-plugin = Sentiment140Plugin()

senpy/plugins/sentiment140/sentiment140.py

@@ -1,41 +0,0 @@
-'''
-SENTIMENT140
-=============
-
-* http://www.sentiment140.com/api/bulkClassifyJson
-* Method: POST
-* Parameters: JSON Object (that is copied to the result)
-    * text
-    * query
-    * language
-    * topic
-
-* Example response:
-```json
-{"data": [{"text": "I love Titanic.", "id":1234, "polarity": 4},
-          {"text": "I hate Titanic.", "id":4567, "polarity": 0}]}
-```
-'''
-import requests
-import json
-
-ENDPOINT_URI = "http://www.sentiment140.com/api/bulkClassifyJson"
-
-def analyse(texts):
-    parameters = {"data": []}
-    if isinstance(texts, list):
-        for text in texts:
-            parameters["data"].append({"text": text})
-    else:
-        parameters["data"].append({"text": texts})
-
-    res = requests.post(ENDPOINT_URI, json.dumps(parameters))
-    res.json()
-    return res.json()
-
-def test():
-    print analyse("I love Titanic")
-    print analyse(["I love Titanic", "I hate Titanic"])
-
-if __name__ == "__main__":
-    test()

setup.py

@@ -1,16 +1,31 @@
-from distutils.core import setup
+from setuptools import setup
+from pip.req import parse_requirements
+
+# parse_requirements() returns generator of pip.req.InstallRequirement objects
+install_reqs = parse_requirements("requirements.txt")
+
+# reqs is a list of requirement
+# e.g. ['django==1.5.1', 'mezzanine==1.4.6']
+reqs = [str(ir.req) for ir in install_reqs]
+
+VERSION = "0.3.2"
+
+print(reqs)
+
 setup(
-  name = 'senpy',
-  packages = ['senpy'], # this must be the same as the name above
-  version = '0.2',
-  description = '''
+    name='senpy',
+    packages=['senpy'],  # this must be the same as the name above
+    version=VERSION,
+    description='''
     A sentiment analysis server implementation. Designed to be \
 extendable, so new algorithms and sources can be used.
     ''',
-  author = 'J. Fernando Sanchez',
-  author_email = 'balkian@gmail.com',
-  url = 'https://github.com/balkian/senpy', # use the URL to the github repo
-  download_url = 'https://github.com/balkian/senpy/archive/0.2.tar.gz', # I'll explain this in a second
-  keywords = ['eurosentiment', 'sentiment', 'emotions', 'nif'], # arbitrary keywords
-  classifiers = [],
+    author='J. Fernando Sanchez',
+    author_email='balkian@gmail.com',
+    url='https://github.com/balkian/senpy',  # use the URL to the github repo
+    download_url='https://github.com/balkian/senpy/archive/{}.tar.gz'.format(VERSION),
+    keywords=['eurosentiment', 'sentiment', 'emotions', 'nif'],  # arbitrary keywords
+    classifiers=[],
+    install_requires=reqs,
+    include_package_data = True,
 )

supervisord.conf

@@ -0,0 +1,20 @@
+[unix_http_server]
+file=/tmp/senpy.sock                       ; path to your socket file
+
+[supervisord]
+logfile = %(here)s/logs/supervisor.log
+childlogdir = %(here)s/logs/
+
+[rpcinterface:supervisor]
+supervisor.rpcinterface_factory = supervisor.rpcinterface:make_main_rpcinterface
+
+[supervisorctl]
+logfile = %(here)s/logs/supervisorctl.log
+serverurl=unix:///tmp/senpy.sock         ; use a unix:// URL  for a unix socket
+
+
+[program:senpy]
+command = venv/bin/gunicorn -w 1 -b 0.0.0.0:6666 --log-file %(here)s/logs/gunicorn.log --access-logfile - app:app
+directory = %(here)s
+environment = PATH=%(here)s/venv/bin/
+logfile = %(here)s/logs/senpy.log

tests/blueprints_test/__init__.py

@@ -0,0 +1,79 @@
+import os
+import logging
+
+try:
+    import unittest.mock as mock
+except ImportError:
+    import mock
+from senpy.extensions import Senpy
+from flask import Flask
+from flask.ext.testing import TestCase
+from gevent import sleep
+
+
+def check_dict(indic, template):
+    return all(item in indic.items() for item in template.items())
+
+
+class BlueprintsTest(TestCase):
+    def create_app(self):
+        self.app = Flask("test_extensions")
+        self.senpy = Senpy()
+        self.senpy.init_app(self.app)
+        self.dir = os.path.join(os.path.dirname(__file__), "..")
+        self.senpy.add_folder(self.dir)
+        self.senpy.activate_plugin("Dummy", sync=True)
+        return self.app
+
+    def test_home(self):
+        """ Calling with no arguments should ask the user for more arguments """
+        resp = self.client.get("/")
+        self.assert200(resp)
+        logging.debug(resp.json)
+        assert resp.json["status"] == "failed"
+        atleast = {
+            "status": "failed",
+            "message": "Missing or invalid parameters",
+        }
+        assert check_dict(resp.json, atleast)
+
+    def test_analysis(self):
+        """ The dummy plugin returns an empty response, it should contain the context """
+        resp = self.client.get("/?i=My aloha mohame")
+        self.assert200(resp)
+        logging.debug(resp.json)
+        assert "@context" in resp.json
+        assert check_dict(resp.json["@context"], {"marl": "http://www.gsi.dit.upm.es/ontologies/marl/ns#"})
+        assert "entries" in resp.json
+
+    def test_list(self):
+        """ List the plugins """
+        resp = self.client.get("/plugins/")
+        self.assert200(resp)
+        logging.debug(resp.json)
+        assert "Dummy" in resp.json
+
+    def test_detail(self):
+        """ Show only one plugin"""
+        resp = self.client.get("/plugins/Dummy")
+        self.assert200(resp)
+        logging.debug(resp.json)
+        assert "@id" in resp.json
+        assert resp.json["@id"] == "Dummy_0.1"
+
+    def test_activate(self):
+        """ Activate and deactivate one plugin """
+        resp = self.client.get("/plugins/Dummy/deactivate")
+        self.assert200(resp)
+        sleep(0.5)
+        resp = self.client.get("/plugins/Dummy")
+        self.assert200(resp)
+        assert "is_activated" in resp.json
+        assert resp.json["is_activated"] == False
+        resp = self.client.get("/plugins/Dummy/activate")
+        self.assert200(resp)
+        sleep(0.5)
+        resp = self.client.get("/plugins/Dummy")
+        self.assert200(resp)
+        assert "is_activated" in resp.json
+        assert resp.json["is_activated"] == True

tests/context.jsonld

@@ -0,0 +1,40 @@
+{
+    "dc": "http://purl.org/dc/terms/",
+    "dc:subject": {
+        "@type": "@id"
+    },
+    "xsd": "http://www.w3.org/2001/XMLSchema#",
+    "marl": "http://www.gsi.dit.upm.es/ontologies/marl/ns#",
+    "nif": "http://persistence.uni-leipzig.org/nlp2rdf/ontologies/nif-core#",
+    "onyx": "http://www.gsi.dit.upm.es/ontologies/onyx/ns#",
+    "emotions": {
+        "@container": "@set",
+        "@id": "onyx:hasEmotionSet"
+    },
+    "opinions": {
+        "@container": "@set",
+        "@id": "marl:hasOpinion"
+    },
+    "prov": "http://www.w3.org/ns/prov#",
+    "rdfs": "http://www.w3.org/2000/01/rdf-schema#",
+    "analysis": {
+        "@container": "@set",
+        "@id": "prov:wasInformedBy"
+    },
+    "entries": {
+        "@container": "@set",
+        "@id": "prov:generated"
+    },
+    "strings": {
+        "@container": "@set",
+        "@reverse": "nif:hasContext"
+    },
+    "date":
+    {
+        "@id": "dc:date",
+        "@type": "xsd:dateTime"
+    },
+    "text": { "@id": "nif:isString" },
+    "wnaffect": "http://www.gsi.dit.upm.es/ontologies/wnaffect#",
+    "xsd": "http://www.w3.org/2001/XMLSchema#"
+}

tests/dummy_plugin/dummy.py

@@ -0,0 +1,6 @@
+from senpy.plugins import SentimentPlugin
+from senpy.models import Response
+
+class DummyPlugin(SentimentPlugin):
+    def analyse(self, *args, **kwargs):
+        return Response()

tests/dummy_plugin/dummy.senpy

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+{
+    "name": "Dummy",
+    "module": "dummy",
+    "description": "I am dummy",
+    "author": "@balkian",
+    "version": "0.1"
+}

tests/extensions_test/__init__.py

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+import os
+import logging
+
+try:
+    import unittest.mock as mock
+except ImportError:
+    import mock
+from senpy.extensions import Senpy
+from flask import Flask
+from flask.ext.testing import TestCase
+
+
+class ExtensionsTest(TestCase):
+    def create_app(self):
+        self.app = Flask("test_extensions")
+        self.dir = os.path.join(os.path.dirname(__file__), "..")
+        self.senpy = Senpy(plugin_folder=self.dir)
+        self.senpy.init_app(self.app)
+        self.senpy.activate_plugin("Dummy", sync=True)
+        return self.app
+
+    def test_init(self):
+        """ Initialising the app with the extension.  """
+        assert hasattr(self.app, "senpy")
+        tapp = Flask("temp app")
+        self.senpy.init_app(tapp)
+        assert hasattr(tapp, "senpy")
+
+    def test_discovery(self):
+        """ Discovery of plugins in given folders.  """
+        # noinspection PyProtectedMember
+        assert self.dir in self.senpy._search_folders
+        print self.senpy.plugins
+        assert "Dummy" in self.senpy.plugins
+
+    def test_enabling(self):
+        """ Enabling a plugin """
+        self.senpy.activate_all(sync=True)
+        assert len(self.senpy.plugins) == 2
+        assert self.senpy.plugins["Sleep"].is_activated
+
+    def test_disabling(self):
+        """ Disabling a plugin """
+        self.senpy.deactivate_all(sync=True)
+        assert self.senpy.plugins["Dummy"].is_activated == False
+        assert self.senpy.plugins["Sleep"].is_activated == False
+
+    def test_default(self):
+        """ Default plugin should be set """
+        assert self.senpy.default_plugin
+        assert self.senpy.default_plugin == "Dummy"
+
+    def test_analyse(self):
+        """ Using a plugin """
+        # I was using mock until plugin started inheriting Leaf (defaultdict with
+        # __setattr__ and __getattr__.
+        r1 = self.senpy.analyse(algorithm="Dummy", input="tupni", output="tuptuo")
+        r2 = self.senpy.analyse(input="tupni", output="tuptuo")
+        assert r1.analysis[0].id[:5] == "Dummy"
+        assert r2.analysis[0].id[:5] == "Dummy"
+        for plug in self.senpy.plugins:
+            self.senpy.deactivate_plugin(plug, sync=True)
+        resp = self.senpy.analyse(input="tupni")
+        logging.debug("Response: {}".format(resp))
+        assert resp["status"] == 400
+
+    def test_filtering(self):
+        """ Filtering plugins """
+        assert len(self.senpy.filter_plugins(name="Dummy")) > 0
+        assert not len(self.senpy.filter_plugins(name="notdummy"))
+        assert self.senpy.filter_plugins(name="Dummy", is_activated=True)
+        self.senpy.deactivate_plugin("Dummy", sync=True)
+        assert not len(self.senpy.filter_plugins(name="Dummy", is_activated=True))

tests/models_test/__init__.py

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+import os
+import logging
+
+try:
+    import unittest.mock as mock
+except ImportError:
+    import mock
+import json
+import os
+from unittest import TestCase
+from senpy.models import Response
+from senpy.plugins import SenpyPlugin
+
+class ModelsTest(TestCase):
+    def test_response(self):
+        r = Response(context=os.path.normpath(os.path.join(__file__, "..", "..", "context.jsonld")))
+        assert("@context" in r)
+        assert("marl" in r.context)
+        r2 = Response(context=json.loads('{"test": "roger"}'))
+        assert("test" in r2.context)
+        r3 = Response(context=None)
+        del r3.context
+        assert("@context" not in r3)
+        assert("entries" in r3)
+        assert("analysis" in r3)
+
+    def test_opinions(self):
+        pass
+
+    def test_frame_plugin(self):
+        p = SenpyPlugin({"name": "dummy", "version": 0})
+        c = p.frame()
+        assert "info" not in c
+
+    def test_frame_response(self):
+        pass

tests/sleep_plugin/sleep.py

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+from senpy.plugins import SenpyPlugin
+from senpy.models import Response
+from time import sleep
+
+class SleepPlugin(SenpyPlugin):
+    def __init__(self, info, *args, **kwargs):
+        super(SleepPlugin, self).__init__(info, *args, **kwargs)
+        self.timeout = int(info["timeout"])
+
+    def activate(self, *args, **kwargs):
+        sleep(self.timeout)
+
+    def analyse(self, *args, **kwargs):
+        return Response()

tests/sleep_plugin/sleep.senpy

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+{
+    "name": "Sleep",
+    "module": "sleep",
+    "description": "I am dummy",
+    "author": "@balkian",
+    "version": "0.1",
+    "timeout": "2"
+}