a = '\a'
>>> b = '\7'
>>> a == b
True
>>>
How can a and b be equal? Can someone give the reason?
a = ‘\a’ >>> b = ‘\7’ >>> a == b True >>> How
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\ais escaped character sequence for control character BEL (a for alert). The character’s ASCII code is also happened to be 7, which matches the octal value in the escape sequence\7.References:
http://en.wikipedia.org/wiki/Bell_character
http://docs.python.org/reference/lexical_analysis.html#string-literals