39:1: F401 'bibconvert' imported but unused
42:1: F401 'get_fieldcodes' imported but unused
235:5: F841 local variable 'operator' is assigned to but never used
241:5: F841 local variable 'modify' is assigned to but never used
244:5: F841 local variable 'search_mode' is assigned to but never used
246:5: F841 local variable 'clean' is assigned to but never used
251:5: F841 local variable 'fuzzy' is assigned to but never used
252:5: F841 local variable 'ascii_mode' is assigned to but never used
300:13: F841 local variable 'sleeptime' is assigned to but never used