update read_repo file for latest blog post

mattmakai · mattmakai · commit 360d4579c21c · 2017-11-30T17:14:59.000-05:00
diff --git a/first-steps-gitpython/read_repo.py b/first-steps-gitpython/read_repo.py
@@ -14,7 +14,6 @@ def print_commit(commit):
     print(str(commit.authored_datetime))
     print(str("count: {} and size: {}".format(commit.count(),
                                               commit.size)))
-    print(str(commit.size))
 
 
 def print_repository(repo):
