fixes for flake8

Author: Farom

git/repo/base.py

@@ -149,9 +149,9 @@ def __init__(self, path=None, odbt=GitCmdObjectDB, search_parent_directories=Fal
                 # If GIT_DIR is specified but none of GIT_WORK_TREE and core.worktree is specified,
                 # the current working directory is regarded as the top level of your working tree.
                 self._working_tree_dir = os.path.dirname(self.git_dir)
-                if  os.environ.get('GIT_COMMON_DIR') is None:
+                if os.environ.get('GIT_COMMON_DIR') is None:
                     self._working_tree_dir = self.config_reader("repository").get(
-                            'core', 'worktree', fallback=self._working_tree_dir)
+                        'core', 'worktree', fallback=self._working_tree_dir)
                 self._working_tree_dir = os.getenv('GIT_WORK_TREE', self._working_tree_dir)
                 break