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Python Programming Language
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Can string be callable as a method ?
Hi all I tried to scan a directory and __import__ all modules , <log> imported module: help imported module: __init__ imported module: hi imported module: thanks and I scaned all methods in them, and put them to a list like: [['f_chelp', 'f_help'], [], ['f_exclaim', 'f_hi', 'random'], ['f_thanks', 'random']] But how can I call them from that list?? Thank you. Jia Lu
On Mon, 28 May 2007 06:45:47 -0700, Jia Lu wrote: > Hi all > I tried to scan a directory and __import__ all modules , > <log> > imported module: help > imported module: __init__ > imported module: hi > imported module: thanks > and I scaned all methods in them, and put them to a list like: > [['f_chelp', 'f_help'], [], ['f_exclaim', 'f_hi', 'random'], > ['f_thanks', 'random']] > But how can I call them from that list?? >>> import math >>> dir(math)
['__doc__', '__file__', '__name__', 'acos', 'asin', ... ] >>> math.__dict__['acos'](0) 1.5707963267948966 >>> getattr(math, 'asin')(0)
0.0 Instead of storing the names of the functions, better to store the functions themselves: >>> my_list = [math.acos, math.asin] >>> my_list[0](1)
0.0 Hope this helps, -- Steven.
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