starting to add Visual Recognition v2 beta

Author: jsstylos

examples/visual_recognition_v2_beta.py

@@ -0,0 +1,12 @@
+import json
+from os.path import join, dirname
+from watson_developer_cloud import VisualRecognitionV2Beta as VisualRecognition
+
+
+visual_recognition = VisualRecognition(version='2015-12-02', username='YOUR SERVICE USERNAME',
+                                       password='YOUR SERVICE PASSWORD')
+
+# print(json.dumps(visual_recognition.list_classifiers(), indent=2))
+
+with open(join(dirname(__file__), '../resources/test.jpg'), 'rb') as image_file:
+    print(json.dumps(visual_recognition.classify(image_file, classifier_ids=['Tiger', 'Cat']), indent=2))

watson_developer_cloud/__init__.py

@@ -36,4 +36,5 @@
 from .tradeoff_analytics_v1 import TradeoffAnalyticsV1
 from .visual_insights_v1_experimental import VisualInsightsV1Experimental
 from .visual_recognition_v1_beta import VisualRecognitionV1Beta
+from .visual_recognition_v2_beta import VisualRecognitionV2Beta
 from .version import __version__

watson_developer_cloud/visual_recognition_v2_beta.py

@@ -0,0 +1,60 @@
+# Copyright 2015 IBM All Rights Reserved.
+#
+# 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.
+"""
+The v1 Visual Recognition service
+(https://www.ibm.com/smarterplanet/us/en/ibmwatson/developercloud/visual-recognition.html)
+"""
+import json
+from .watson_developer_cloud_service import WatsonDeveloperCloudService
+
+
+class VisualRecognitionV2Beta(WatsonDeveloperCloudService):
+
+    """Client for the Visual Recognition service"""
+
+    default_url = 'https://gateway.watsonplatform.net/visual-recognition-beta/api'
+    latest_version = '2015-12-02'
+
+    def __init__(self, version, url=default_url, username=None, password=None, use_vcap_services=True):
+        """
+        Construct an instance. Fetches service parameters from VCAP_SERVICES
+        runtime variable for Bluemix, or it defaults to local URLs.
+        :param version: specifies the specific version-date of the service to use
+        """
+
+        WatsonDeveloperCloudService.__init__(
+            self, 'visual_recognition', url, username, password, use_vcap_services)
+        self.version = version
+
+    def list_classifiers(self, verbose=False):
+        """
+        Returns a list of user-created and built-in classifiers. (May change in the future to only user-created.)
+        :param verbose: Specifies whether to return more information about each classifier, such as the author
+        """
+
+        params = {'verbose': verbose, 'version': self.version}
+        return self.request(method='GET', url='/v2/classifiers', params=params, accept_json=True)
+
+    def classify(self, images_file, classifier_ids=None):
+
+        if isinstance(classifier_ids, list):
+            classifier_ids = json.dumps(classifier_ids)
+        if classifier_ids:
+            classifier_ids = '{"classifier_ids": ' + classifier_ids + '}'
+
+        params = {'version': self.version}
+        data = {'classifier_ids': classifier_ids}
+        # Params sent as url parameters here
+        return self.request(method='POST', url='/v2/classify', files={'images_file': images_file}, data=data,
+                            params=params, accept_json=True)