sign_request checks if the request is an instance of PreparedRequest or fallback to the previous implementation

Author: ech0s7r

oauth1/signer.py

@@ -25,7 +25,7 @@
 # IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 # SUCH DAMAGE.
 #
-from requests import Request
+from requests import PreparedRequest
 
 from oauth1.oauth import OAuth
 
@@ -37,7 +37,7 @@ def __init__(self, consumer_key, signing_key):
         self.signing_key = signing_key
 
     def sign_request(self, uri, request):
-        body = request.data if isinstance(request, Request) else request.body
+        body = request.body if isinstance(request, PreparedRequest) else request.data
         #  Generates the OAuth header for the request, adds the header to the request and returns the request object
         oauth_key = OAuth.get_authorization_header(uri, request.method, body, self.consumer_key,
                                                    self.signing_key)