Python-ord函数
>>> odr(s)
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
NameError: name 'odr' is not defined
>>> ord(s)
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: ord() expected a character, but string of length 5 found
>>> ord('1')
49
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