[#5330] Fixed has_attr typo

Author: Cory Johns

git/objects/commit.py

@@ -252,7 +252,7 @@ def _iter_from_process_or_stream(cls, repo, proc_or_stream):
 			assert len(hexsha) == 40, "Invalid line: %s" % hexsha
 			yield Commit(repo, hex_to_bin(hexsha))
 		# END for each line in stream
-		if has_attr(proc_or_stream, 'wait'):
+		if hasattr(proc_or_stream, 'wait'):
 			finalize_process(proc_or_stream)