Cognitive services python custom search samples (#21)

* added working samples for common and detection

* edited common and detection parameters and completed find_similar sample

* edited find_similar sample and added group sample

* added identify sample

* added samples for verify

* finished samples and edited retrieval method of environment variables

* cleaned up samples, getting rid of unused imports and variables

* consolidated the face samples into a single python file face_samples.py

* edited Custom Search Samples, as CustomSearchAPI has been switched to CustomSearchClient

* got rid of changes I accidentally made to text analytics and visual search samples

* added .idea to gitignore and edited import for tools

* updated custom web search to address requested changes

* slight spacing formatting

* Update requirements.txt

Author: iscai-msft

requirements.txt

@@ -2,7 +2,7 @@ azure-cognitiveservices-language-luis
 azure-cognitiveservices-language-spellcheck
 azure-cognitiveservices-language-textanalytics
 azure-cognitiveservices-search-autosuggest
-azure-cognitiveservices-search-customsearch
+azure-cognitiveservices-search-customsearch>=0.2.0  # sample won't work with previous versions
 azure-cognitiveservices-search-entitysearch
 azure-cognitiveservices-search-imagesearch
 azure-cognitiveservices-search-newssearch

samples/search/custom_search_samples.py

@@ -1,4 +1,4 @@
-from azure.cognitiveservices.search.customsearch import CustomSearchAPI
+from azure.cognitiveservices.search.customsearch import CustomSearchClient
 from msrest.authentication import CognitiveServicesCredentials
 
 SUBSCRIPTION_KEY_ENV_NAME = "CUSTOMSEARCH_SUBSCRIPTION_KEY"
@@ -8,7 +8,8 @@ def custom_search_web_page_result_lookup(subscription_key):
 
     This will look up a single query (Xbox) and print out name and url for first web result.
     """
-    client = CustomSearchAPI(CognitiveServicesCredentials(subscription_key))
+
+    client = CustomSearchClient(CognitiveServicesCredentials(subscription_key))
 
     try:
         web_data = client.custom_instance.search(query="xbox", custom_config=1)
@@ -25,8 +26,9 @@ def custom_search_web_page_result_lookup(subscription_key):
     except Exception as err:
         print("Encountered exception. {}".format(err))
 
+
 if __name__ == "__main__":
     import sys, os.path
-    sys.path.append(os.path.abspath(os.path.join(__file__, "..", "..")))    
+    sys.path.append(os.path.abspath(os.path.join(__file__, "..", "..")))
     from tools import execute_samples
     execute_samples(globals(), SUBSCRIPTION_KEY_ENV_NAME)