Ooops. Fixed Python 2.7 import (#1088)

Co-authored-by: Gonchik Tsymzhitov <gonchik.tsymzhitov@gmail.com>

Author: orent

atlassian/rest_client.py

@@ -5,9 +5,9 @@
 import requests
 
 try:
-    from oauthlib.oauth1 import SIGNATURE_RSA_SHA512 as SIGNATURE_RSA_SHA
+    from oauthlib.oauth1 import SIGNATURE_RSA_SHA512 as SIGNATURE_RSA
 except ImportError:
-    from oauthlib.oauth1 import SIGNATURE_RSA_SHA
+    from oauthlib.oauth1 import SIGNATURE_RSA
 from requests import HTTPError
 from requests_oauthlib import OAuth1, OAuth2
 from six.moves.urllib.parse import urlencode
@@ -110,7 +110,7 @@ def _create_oauth_session(self, oauth_dict):
         oauth = OAuth1(
             oauth_dict["consumer_key"],
             rsa_key=oauth_dict["key_cert"],
-            signature_method=SIGNATURE_RSA_SHA,
+            signature_method=SIGNATURE_RSA,
             resource_owner_key=oauth_dict["access_token"],
             resource_owner_secret=oauth_dict["access_token_secret"],
         )