resp = {u'id_token_expires_in': u'86400', u'access_token': u'EwB4Aul3BAAUo4xeBIbHjhBxWOFekj4Xy2fhaGQAARR...W9g4MZQE=', u'id_token': u'eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsIng1dCI6Ikd2blBBcGZXTWRMUmk4UERtaXNGbjdicHJLZyJ9.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.UHtqGoE10KUvldBDWtQ8thCvZUzVC1n7C-N0YJOlKdZ7jN36XwSbCdPhTkqqsVnBXU3Plb4a9KApLIdQ-snjHYuARmDrhnXGsX9BU14pWrJi2leQDPIdk9MjdhhtQ3K51yOdmsVkgpHS7QnZIhYq8tFkmjVWhC8Mr6XR_gnJlto', u'expires_in': u'3600', u'token_type': u'Bearer', u'scope': u'https://outlook.office.com/mail.readwrite'}
id_token = resp['id_token']
token_parts = id_token.split('.')
encoded_token = token_parts[1]
leftovers = len(encoded_token) % 4
leftovers
>> 0
decoded = base64.urlsafe_b64decode(encoded_token).decode('utf-8')
---------------------------------------------------------------------------
TypeError                                 Traceback (most recent call last)
<ipython-input-10-05cf3c707231> in <module>()
----> 1 decoded = base64.urlsafe_b64decode(encoded_token).decode('utf-8')

/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/base64.pyc in urlsafe_b64decode(s)
    110     The alphabet uses '-' instead of '+' and '_' instead of '/'.
    111     """
--> 112     return b64decode(s, '-_')
    113
    114

/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/base64.pyc in b64decode(s, altchars)
     69     """
     70     if altchars is not None:
---> 71         s = _translate(s, {altchars[0]: '+', altchars[1]: '/'})
     72     try:
     73         return binascii.a2b_base64(s)

/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/base64.pyc in _translate(s, altchars)
     34     for k, v in altchars.items():
     35         translation[ord(k)] = v
---> 36     return s.translate(''.join(translation))
     37
     38

TypeError: character mapping must return integer, None or unicode