Cleanup issues identified by lgtm (#14459)

* cleanup issues identified by lgtm

* fix the git_status check

users/dennytom/chording_engine/chord.py

@@ -1,5 +1,4 @@
 from functools import reduce
-import re
 
 strings = []
 number_of_strings = -1
@@ -463,4 +462,4 @@ def secret_chord(PSEUDOLAYER, ACTION, INPUT_STRING, data, output_buffer, index,
     
     hash = hash[3:]
     if hash != "":
-        return add_key(PSEUDOLAYER, hash, ACTION, output_buffer, index, number_of_strings, strings)
+        return add_key(PSEUDOLAYER, hash, ACTION, output_buffer, index, number_of_strings, strings)