Fix formatting

Author: Kevin D Smith

cicd/tar2conda.py

@@ -185,9 +185,11 @@ def __enter__(self):
 
     def __exit__(self, exc_type, exc_value, traceback):
         import atexit
+
         def onerror(func, path, excinfo):
             ''' Error function for rmtree '''
             print_err('WARNING: Could not remove file %s.' % path)
+
         atexit.register(shutil.rmtree, self.dir_name, onerror=onerror)