Commit d055c3e0 authored by Jérome Perrin's avatar Jérome Perrin

patches/Restricted: no need to patch sorted on py3

In current versions, sorted is allowed in RestrictedPython.

Also, our implementation of sorted was not correct with generators,
it consumed the generator by iterating on it a first time to check the
values.
parent 0eade2ca
...@@ -177,16 +177,21 @@ import past.builtins # six.PY2 ...@@ -177,16 +177,21 @@ import past.builtins # six.PY2
allow_module('past.builtins') allow_module('past.builtins')
ModuleSecurityInfo('past.builtins').declarePublic('cmp') ModuleSecurityInfo('past.builtins').declarePublic('cmp')
def guarded_sorted(seq, cmp=None, key=None, reverse=False): if six.PY2:
if cmp is not None: # six.PY2 def guarded_sorted(seq, cmp=None, key=None, reverse=False):
from functools import cmp_to_key if cmp is not None:
key = cmp_to_key(cmp) from functools import cmp_to_key
key = cmp_to_key(cmp)
if not isinstance(seq, SafeIter):
for i, x in enumerate(seq):
guard(seq, x, i)
return sorted(seq, key=key, reverse=reverse)
safe_builtins['sorted'] = guarded_sorted
if not isinstance(seq, SafeIter): def guarded_enumerate(seq, start=0):
for i, x in enumerate(seq): return NullIter(enumerate(guarded_iter(seq), start=start))
guard(seq, x, i) safe_builtins['enumerate'] = guarded_enumerate
return sorted(seq, key=key, reverse=reverse)
safe_builtins['sorted'] = guarded_sorted
def guarded_reversed(seq): def guarded_reversed(seq):
return SafeIter(reversed(seq)) return SafeIter(reversed(seq))
...@@ -195,9 +200,6 @@ ContainerAssertions[reversed] = 1 ...@@ -195,9 +200,6 @@ ContainerAssertions[reversed] = 1
# listreverseiterator is a special type, returned by list.__reversed__ # listreverseiterator is a special type, returned by list.__reversed__
ContainerAssertions[type(reversed([]))] = 1 ContainerAssertions[type(reversed([]))] = 1
def guarded_enumerate(seq, start=0):
return NullIter(enumerate(guarded_iter(seq), start=start))
safe_builtins['enumerate'] = guarded_enumerate
def get_set_pop(s, name): def get_set_pop(s, name):
def guarded_pop(): def guarded_pop():
......
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