Revision: 48875
at July 12, 2011 07:56 by abstraktor

Updated Code
```#!/usr/bin/env python3.2
# Bastian Kruck ([email protected])
# 11.7.2011

"""
use flatten to reduce a given list to non-list elements. All elements that are no list will be kept and the lists will be expanded...
"""

import functools

def reductor(x,y):
return flatten(x) + flatten(y)

def flatten(l):
if isinstance(l,list):
l = functools.reduce(reductor, l)
if isinstance(l, list):
return l
return [l]

if __name__=="__main__":
print("testing myself...is this right?")
tests =  [[3], [[4]], [2,3], [[3],4] , [[[[4],[5,[3]]]],4,[55,2,]]]
for test in tests:
print("%s \t\t\t=>\t  %s" % (test, flatten(test)))```

Revision: 48874
at July 12, 2011 07:56 by abstraktor

Initial Code
```#!/usr/bin/env python3.2
# Bastian Kruck
# 11.7.2011

"""
use flatten to reduce a given list to non-list elements. All elements that are no list will be kept and the lists will be expanded...
"""

import functools

def reductor(x,y):
return flatten(x) + flatten(y)

def flatten(l):
if isinstance(l,list):
l = functools.reduce(reductor, l)
if isinstance(l, list):
return l
return [l]

if __name__=="__main__":
print("testing myself...is this right?")
tests =  [[3], [[4]], [2,3], [[3],4] , [[[[4],[5,[3]]]],4,[55,2,]]]
for test in tests:
print("%s \t\t\t=>\t  %s" % (test, flatten(test)))```

Initial URL

Initial Description
`use flatten to reduce a given list to non-list elements. All elements that are no list will be kept and the lists will be expanded...`

Initial Title
`flatten python lists`

Initial Tags
`list`

Initial Language
`Python`