Remove oauth2client from docs (#738)

* Use google-auth and google-auth-oauthlib in oauth2 docs.

* Remove basic server sample
diff --git a/docs/logging.md b/docs/logging.md
index 76d07a9..408a20a 100644
--- a/docs/logging.md
+++ b/docs/logging.md
@@ -14,9 +14,9 @@
 
 In the following code, the logging level is set to `INFO`, and the Google Translate API is called:
 
-```py
+```python
 import logging
-from apiclient.discovery import build
+from googleapiclient.discovery import build
 
 logger = logging.getLogger()
 logger.setLevel(logging.INFO)
@@ -45,7 +45,7 @@
 
 For even more detailed logging you can set the debug level of the [httplib2](https://github.com/httplib2/httplib2) module used by this library. The following code snippet enables logging of all HTTP request and response headers and bodies:
 
-```py
+```python
 import httplib2
 httplib2.debuglevel = 4
 ```
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