为什么这段代码会给出一个KeyError
output_format = """
{
"File": "{filename}",
"Success": {success},
"ErrorMessage": "{error_msg}",
"LogIdentifier": "{log_identifier}"
}
"""
print output_format.format(filename='My_file_name',
success=True,
error_msg='',
log_identifier='123')
错误消息:
KeyError: ' "File"'
https://stackoverflow.com/questions/16356810
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