* sugar: Added is_iterable().

master
Wirawan Purwanto 13 years ago
parent 14303979f1
commit 41079fd92c
  1. 9
      sugar.py

@ -13,6 +13,15 @@
import sys import sys
import weakref import weakref
def is_iterable(x):
"""Checks if an object x is iterable.
It checks only for the presence of __iter__, which must exist for
container objects.
Note: we do not consider non-containers such as string and unicode as
`iterable'; this behavior is intended.
"""
return hasattr(x, "__iter__")
def ifelse(cond, trueval, *args): def ifelse(cond, trueval, *args):
"""An alternative to python's own ternary operator, but with multiple """An alternative to python's own ternary operator, but with multiple
conditions to test (like chained if-else-if-else... which is found in conditions to test (like chained if-else-if-else... which is found in

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