7 examples of 'python sort key lambda' in Python

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4def sort(func):
5
6 def func_wrapper():
7 return sorted(func())
8 return func_wrapper
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1217def sort_keys(k):
1218 s = '1_'
1219 if k == 'import':
1220 s = '0_'
1221 return s + k
17def sorted_key_from_cmp(cmp_func, key_func=None):
18 class _key_proxy:
19
20 __slots__ = ('_obj',)
21
22 if key_func: # done this way for speed reasons.
23 def __init__(self, obj, key_convert=key_func):
24 self._obj = key_convert(obj)
25 else:
26 def __init__(self, obj):
27 self._obj = obj
28
29 def __lt__(self, other, _cmp_func=cmp_func):
30 return _cmp_func(self._obj, other._obj) < 0
31
32 return _key_proxy
70def sorted(lst, cmp=None, key=None, reverse=None):
71 "sorted(iterable, cmp=None, key=None, reverse=False) --> new sorted list"
72 sorted_lst = list(lst)
73 sorted_lst.sort(cmp, key, reverse)
74 return sorted_lst
909""" Contains(self: Queue[T], item: T) -> bool """
910pass
247def key_to_cmp(key, reverse=False):
248 if key:
249 if reverse: return lambda a, b: cmp(key(b), key(a))
250 else: return lambda a, b: cmp(key(a), key(b))
251 else:
252 return None
83def key_(i):
84 return key(src[i])

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