PyCharm Bug from Justin

import json

data = {
       'var': {'var2': 'var3',
                'var4': int(1),
               'var7': int(100),
               'var18': int(4),}}

def updatedata():
    with open('data1.json', 'w', encoding='utf8') as outfile:
        var5 = data['var']['var4']
        var6 = var5 + 11
        data['var']['var4'] = var6
        str_ = json.dumps(data,
                          indent=4, sort_keys=True,
                          separators=(',', ': '), ensure_ascii=False)
        outfile.write(str_)
        test = data['var']['var4']
        test2 = data['var']['var7']
        outfile.close()
        updatedata2(test, test2)

def updatedata2(test,test2):
    with open('data1.json', 'w', encoding='utf8') as outfile:
        var12 = test + 11
        var13 = test2 + 12
        data['var']['var18'] = var13
        data['var']['var4'] = var12
        str_ = json.dumps(data,
                          indent=4, sort_keys=True,
                          separators=(',', ': '), ensure_ascii=False)
        outfile.write(str_)



updatedata()