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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Optional-parameters/Python/optional-parameters.py Normal file
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>>> def printtable(data):
for row in data:
print ' '.join('%-5s' % ('"%s"' % cell) for cell in row)
>>> import operator
>>> def sorttable(table, ordering=None, column=0, reverse=False):
return sorted(table, cmp=ordering, key=operator.itemgetter(column), reverse=reverse)
>>> data = [["a", "b", "c"], ["", "q", "z"], ["zap", "zip", "Zot"]]
>>> printtable(data)
"a" "b" "c"
"" "q" "z"
"zap" "zip" "Zot"
>>> printtable( sorttable(data) )
"" "q" "z"
"a" "b" "c"
"zap" "zip" "Zot"
>>> printtable( sorttable(data, column=2) )
"zap" "zip" "Zot"
"a" "b" "c"
"" "q" "z"
>>> printtable( sorttable(data, column=1) )
"a" "b" "c"
"" "q" "z"
"zap" "zip" "Zot"
>>> printtable( sorttable(data, column=1, reverse=True) )
"zap" "zip" "Zot"
"" "q" "z"
"a" "b" "c"
>>> printtable( sorttable(data, ordering=lambda a,b: cmp(len(b),len(a))) )
"zap" "zip" "Zot"
"a" "b" "c"
"" "q" "z"
>>>