Adwords API を使い始めたばかりですが、何らかの理由でまったく接続できないようです。
以下のコードは、チュートリアルから直接、エラーをスローします。
Traceback (most recent call last):
File "<pyshell#12>", line 1, in <module>
client = AdWordsClient(path=os.path.join('Users', 'ravinthambapillai', 'Google Drive', 'client_secrets.json'))
File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/adspygoogle/adwords/AdWordsClient.py", line 151, in __init__
self._headers = self.__LoadAuthCredentials()
File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/adspygoogle/adwords/AdWordsClient.py", line 223, in __LoadAuthCredentials
return super(AdWordsClient, self)._LoadAuthCredentials()
File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/adspygoogle/common/Client.py", line 94, in _LoadAuthCredentials
raise ValidationError(msg)
**ValidationError: Authentication data is missing.**
from adspygoogle.adwords.AdWordsClient import AdWordsClient
from adspygoogle.common import Utils
client = AdWordsClient(path=os.path.join('Users', 'this-user', 'this-folder', 'client_secrets.json'))