This module " finds and destroys " errors in a json file by applying regex on error message, getting the column number and replacing the element on that column. Loop this thing and when no error comes save this into a new file

find_and_destroy.py

import json, re
f = open('random_json_file')
d = f.read()
import time
starttime = time.time()
while True:

    try:
        e = json.loads(d)
    except Exception as er:
         column = re.match(r'.*\(\w+ (?P<column>\d+)\)$', str(er.message))
         column_numb = column.group(1)
         d = '%s%s'%(d[:int(column_numb)-1],d[int(column_numb):])
         print 'in error', column_numb
    else:
	q = open('ultimate','q')
        q.write(d)
        q.close()
	f.close()
        print starttime - time.time() ,'total time'
        exit()
    print 'outside'