def _create(self,parent = None):
"""
make lean and mean cause its called a ton
"""
self.inc()
new = shallow_clone(self)
new.set_parent(parent)
#next 2 lines removed to higher level for speed
#new._children = []
#if parent is None: new.symbol_table = {}
return new
def clone(self):
new = shallow_clone(self)
if(self.root): new.root = self.root.clone()
return new
def data_clone(self):
new = shallow_clone(self)
new.data = map(lambda x: x.clone(),self.data)
return new
def __mul__(self, n):
new = shallow_clone(self)
new.data = self.data*n
new.touch()
return new
def __radd__(self, list):
new = shallow_clone(self)
if type(list) == type(self.data): new.data = list + self.data
else: new.data = list.data + self.data
new.touch()
return new
def __getslice__(self, i, j):
new = shallow_clone(self)
new.data = self.data[i:j]
new.touch()
return new
def clone(self):
""" Makes a shallow copy of the object.
Override if you need more specialized behavior.
"""
return shallow_clone(self)
def clone(self): return shallow_clone(self) def __float__(self): return float(self._value)
