fixed bug due to bytes encoding error for github secret

Author: alexbarcelo

setup.py

@@ -5,7 +5,7 @@
 
 setuptools.setup(
     name="webhooks_git_automata",
-    version="0.0.2",
+    version="0.0.3",
     author="Alex Barcelo",
     author_email="[email protected]",
     description="Webhook receiver for Git deployments",

webhooks_git_automata/providers.py

@@ -41,6 +41,13 @@ def webhook_github(secret):
     if not secret:
         raise SystemError("No `secret` configured, refusing to accept petition")
 
+    try:
+        # We need a bytes object, if secret is a str then we should encode it
+        secret = secret.encode("ascii")
+    except AttributeError:
+        # Hopefully it failed because it already is a bytes object
+        pass
+
     try:
         digest = hmac.digest(secret, request.get_data(), "sha1")
     except AttributeError:  # Python < 3.7, using older & slower approach