def _scope_copy(self, scope):
""" Copies a scope (e.g. if) in an execution """
# TODO method uses different scopes than the subscopes property.
# just check the start_pos, sometimes it's difficult with closures
# to compare the scopes directly.
if scope.start_pos == self.start_pos:
return self
else:
copied = helpers.fast_parent_copy(scope)
copied.parent = self._scope_copy(copied.parent)
return copied
def _scope_copy(self, scope):
""" Copies a scope (e.g. if) in an execution """
# TODO method uses different scopes than the subscopes property.
# just check the start_pos, sometimes it's difficult with closures
# to compare the scopes directly.
if scope.start_pos == self.start_pos:
return self
else:
copied = helpers.fast_parent_copy(scope)
copied.parent = self._scope_copy(copied.parent)
return copied
def _copy_properties(self, prop):
"""
Literally copies a property of a Function. Copying is very expensive,
because it is something like `copy.deepcopy`. However, these copied
objects can be used for the executions, as if they were in the
execution.
"""
# Copy all these lists into this local function.
attr = getattr(self.base, prop)
objects = []
for element in attr:
if element is None:
copied = element
else:
copied = helpers.fast_parent_copy(element)
copied.parent = self._scope_copy(copied.parent)
if isinstance(copied, pr.Function):
copied = Function(self._evaluator, copied)
objects.append(copied)
return objects
def _copy_properties(self, prop):
"""
Literally copies a property of a Function. Copying is very expensive,
because it is something like `copy.deepcopy`. However, these copied
objects can be used for the executions, as if they were in the
execution.
"""
# Copy all these lists into this local function.
attr = getattr(self.base, prop)
objects = []
for element in attr:
if element is None:
copied = element
else:
copied = helpers.fast_parent_copy(element)
copied.parent = self._scope_copy(copied.parent)
if isinstance(copied, pr.Function):
copied = Function(self._evaluator, copied)
objects.append(copied)
return objects
