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我有以下代码。变量transaction_date(从Pandas数据框中检索)的值为'03/04/2015'。但是,当我将它与字符串“03/04/2015”进行比较时,它们并不相同。比较Python字符串
for index, rows in df_per_line.iterrows():
validations = rows['NB_VALID']
transaction_date = rows['DATE_TRANSACTION']
try:
map_date_validation['03/04/2015'][line_num] += validations
print 'first succeeded!'
print transaction_date
print type(transaction_date)
print type('03/04/15')
if transaction_date == '03/04/2015':
print 'YEAH!'
else:
print 'NAY!'
map_date_validation[transaction_date][line_num] += validations
except KeyError:
print 'weird date found!'
print transaction_date
#continue
上面的代码产生以下输出。
first succeeded!
03/04/15
<type 'str'>
<type 'str'>
NAY!
weird date found!
03/04/15
Traceback (most recent call last):
File "rouen_ticket_parser.py", line 108, in <module>
print map_date_validation[transaction_date]
KeyError: '03/04/15'
我怀疑这是某种间距问题,但我不知道如何纠正它。还有什么我可以检查,看看这些字符串是如何不同?