2:
state = info[2]
else:
state = {}
if n > 3:
listiter = info[3]
else:
listiter = None
if n > 4:
dictiter = info[4]
else:
dictiter = None
if deep:
args = deepcopy(args, memo)
y = callable(*args)
memo[id(x)] = y
if state:
if deep:
state = deepcopy(state, memo)
if hasattr(y, '__setstate__'):
y.__setstate__(state)
else:
if isinstance(state, tuple) and len(state) == 2:
state, slotstate = state
else:
slotstate = None
if state is not None:
y.__dict__.update(state)
if slotstate is not None:
for key, value in slotstate.iteritems():
setattr(y, key, value)
if listiter is not None:
for item in listiter:
if deep:
item = deepcopy(item, memo)
y.append(item)
if dictiter is not None:
for key, value in dictiter:
if deep:
key = deepcopy(key, memo)
value = deepcopy(value, memo)
y[key] = value
return y
del d
del types
# Helper for instance creation without calling __init__
class _EmptyClass:
pass
def _test():
l = [None, 1, 2L, 3.14, 'xyzzy', (1, 2L), [3.14, 'abc'],
{'abc': 'ABC'}, (), [], {}]
l1 = copy(l)
print l1==l
l1 = map(copy, l)
print l1==l
l1 = deepcopy(l)
print l1==l
class C:
def __init__(self, arg=None):
self.a = 1
self.arg = arg
if __name__ == '__main__':
import sys
file = sys.argv[0]
else:
file = __file__
self.fp = open(file)
self.fp.close()
def __getstate__(self):
return {'a': self.a, 'arg': self.arg}
def __setstate__(self, state):
for key, value in state.iteritems():
setattr(self, key, value)
def __deepcopy__(self, memo=None):
new = self.__class__(deepcopy(self.arg, memo))
new.a = self.a
return new
c = C('argument sketch')
l.append(c)
l2 = copy(l)
print l == l2
print l
print l2
l2 = deepcopy(l)
print l == l2
print l
print l2
l.append({l[1]: l, 'xyz': l[2]})
l3 = copy(l)
import repr
print map(repr.repr, l)
print map(repr.repr, l1)
print map(repr.repr, l2)
print map(repr.repr, l3)
l3 = deepcopy(l)
import repr
print map(repr.repr, l)
print map(repr.repr, l1)
print map(repr.repr, l2)
print map(repr.repr, l3)
class odict(dict):
def __init__(self, d = {}):
self.a = 99
dict.__init__(self, d)
def __setitem__(self, k, i):
dict.__setitem__(self, k, i)
self.a
o = odict({"A" : "B"})
x = deepcopy(o)
print(o, x)
if __name__ == '__main__':
_test()