Merge pull request #192 from Sojamann/initialize-headers

fix: initialize headers variable in do_request

Author: vsoch

CHANGELOG.md

@@ -14,6 +14,7 @@ and **Merged pull requests**. Critical items to know are:
 The versions coincide with releases on pip. Only major versions will be released as tags on Github.
 
 ## [0.0.x](https://github.com/oras-project/oras-py/tree/main) (0.0.x)
+ - initialize headers variable in do_request (0.2.31)
  - Make reproducible targz without mimetype (0.2.30)
  - don't include Content-Length header in upload_manifest (0.2.29)
  - propagate the tls_verify parameter to auth backends (0.2.28)

oras/provider.py

@@ -559,9 +559,7 @@ def put_upload(
             )
         return response
 
-    def blob_exists(
-        self, layer: oras.oci.Layer, container: oras.container.Container
-    ) -> bool:
+    def blob_exists(self, layer: dict, container: oras.container.Container) -> bool:
         """
         Check if a layer already exists in the registry.
 
@@ -983,12 +981,11 @@ def do_request(
         :param stream: stream the responses
         :type stream: bool
         """
+        if headers is None:
+            headers = {}
+
         # Make the request and return to calling function, but attempt to use auth token if previously obtained
-        if (
-            headers is not None
-            and isinstance(self.auth, oras.auth.TokenAuth)
-            and self.auth.token is not None
-        ):
+        if isinstance(self.auth, oras.auth.TokenAuth) and self.auth.token is not None:
             headers.update(self.auth.get_auth_header())
         response = self.session.request(
             method,

oras/version.py

@@ -2,7 +2,7 @@
 __copyright__ = "Copyright The ORAS Authors."
 __license__ = "Apache-2.0"
 
-__version__ = "0.2.30"
+__version__ = "0.2.31"
 AUTHOR = "Vanessa Sochat"
 EMAIL = "vsoch@users.noreply.github.com"
 NAME = "oras"