def veval_ast_listcomp(astc: 'AstContext', local_field: 'values.Field',
graph: 'Graph'):
'''
Ex. [x for x in xx]
[elt for target in iter]
'''
assert (isinstance(astc.nast, gast.gast.ListComp))
lineprop = utils.LineProperty(astc.lineno)
listcomp_guid = str(utils.get_guid())
listcomp_id = 'listcomp_' + listcomp_guid
body_id = 'listcomp_body_' + listcomp_guid
internal_iter_id = '@internal/iter_' + listcomp_guid
generator = astc.nast.generators[0]
iter_value = try_get_value(
veval_ast(astc.c(generator.iter), local_field, graph), 'generator',
lineprop)
list_value = values.ListValue()
list_obj = values.Object(list_value)
node_generate_list = nodes.NodeGenerate('List', [], lineprop)
node_generate_list.set_outputs([list_value])
graph.add_node(node_generate_list)
# body
target_name = ''
if isinstance(generator.target, gast.gast.Name):
target_name = generator.target.id
else:
if config.show_warnings:
print('This for is not supported. in L.{}'.format(astc.lineno))
return None
counter_value = values.NumberValue(0)
counter_value.name = 'listcomp_counter_' + listcomp_guid
cond_value = values.BoolValue(True)
cond_value.name = 'listcomp_cond_' + listcomp_guid
body_field = values.Field()
body_field.set_module(local_field.module)
body_field.set_parent(local_field)
# set iter with internal name
body_field.get_attribute(internal_iter_id).revise(list_obj)
values.commit(listcomp_id)
body_graph = Graph()
body_graph.name = 'Body_' + listcomp_guid
node_forgen = nodes.NodeForGenerator(counter_value, iter_value)
target_value = values.Value()
target_obj = values.Object(target_value)
node_forgen.set_outputs([target_value])
body_field.get_attribute(target_name).revise(target_obj)
body_graph.add_node(node_forgen)
elt = veval_ast(astc.c(astc.nast.elt), body_field, body_graph)
elt_obj = try_get_obj(elt, 'listcomp', lineprop)
farg = functions.FunctionArg()
farg.name = ''
farg.obj = elt_obj
append_value = list_obj.get_field().get_attribute(
'append').get_obj().get_value()
append_value.func.vcall(local_field.module, body_graph, list_obj, [farg],
lineprop)
values.commit(body_id)
body_input_attributes = get_input_attritubtes(
body_field, listcomp_id, body_id) + get_input_attritubtes(
local_field, listcomp_id, body_id)
body_output_attributes = get_output_attritubtes(
body_field, listcomp_id, body_id) + get_output_attritubtes(
local_field, listcomp_id, body_id)
body_input_attributes = filter_attributes(body_input_attributes)
body_output_attributes = filter_attributes(body_output_attributes)
# get objects whose values are changed
value_changed_objs = get_output_objs(body_field, listcomp_id,
body_id) + get_output_objs(
local_field, listcomp_id, body_id)
changed_values = {}
for obj in value_changed_objs:
in_value = obj.get_value_log(listcomp_id)
out_value = obj.get_value_log(body_id)
changed_values[in_value] = (obj, out_value)
output_attributes_2_values = {}
for attribute in body_output_attributes:
output_attributes_2_values[attribute] = attribute.get_obj().get_value()
# get inputs
values.checkout(listcomp_id)
input_attributes_2_values = {}
for attribute in body_input_attributes:
input_attributes_2_values[attribute] = attribute.get_obj().get_value()
# Exports
values.checkout(listcomp_id)
# generate attribute pairs
name2attributes = {}
for attribute in body_input_attributes:
key = str(attribute.parent.id) + '_' + attribute.name
if key in name2attributes.keys():
name2attributes[key][0] = attribute
else:
name2attributes[key] = [attribute, None]
for attribute in body_output_attributes:
key = str(attribute.parent.id) + '_' + attribute.name
if key in name2attributes.keys():
name2attributes[key][1] = attribute
else:
name2attributes[key] = [None, attribute]
# remove defaule values
name_removing = []
defaule_values = [counter_value, cond_value, iter_value]
for k, v in name2attributes.items():
if v[0] is not None and input_attributes_2_values[
v[0]] in defaule_values:
name_removing.append(k)
if v[1] is not None and output_attributes_2_values[
v[1]] in defaule_values:
name_removing.append(k)
for nr in name_removing:
if nr in name2attributes.keys():
name2attributes.pop(nr)
#
inputs = []
outputs = []
non_volatiles = []
# default input for subgraph's input
body_graph.add_input_value(counter_value)
body_graph.add_input_value(cond_value)
body_graph.add_input_value(iter_value)
# default output for subgrap's output
body_graph.add_output_value(cond_value)
body_graph.add_output_value(iter_value)
# default output
outputs.append(functions.generate_value_with_same_type(iter_value))
for attributes in name2attributes.values():
name = ''
parent = None
input_value = None
output_value = None
if attributes[0] is not None:
name = attributes[0].name
parent = attributes[0].parent
if attributes[1] is not None:
name = attributes[1].name
parent = attributes[1].parent
if attributes[0] is not None:
input_value = input_attributes_2_values[attributes[0]]
else:
# value with same type
input_value = functions.generate_value_with_same_type(
output_attributes_2_values[attributes[1]])
if attributes[1] is not None:
output_value = output_attributes_2_values[attributes[1]]
else:
if input_attributes_2_values[
attributes[0]] in changed_values.keys():
# change only values
output_value = changed_values[input_attributes_2_values[
attributes[0]]]
else:
# copy value
output_value = input_attributes_2_values[attributes[0]]
output_value_in_node = functions.generate_value_with_same_type(
output_value)
inputs.append(input_value)
outputs.append(output_value_in_node)
body_graph.add_input_value(input_value)
body_graph.add_output_value(output_value)
if attributes[1] is not None and attributes[1].is_non_volatile:
non_volatiles.append(
(attribute[1].initial_obj.get_value(), output_value_in_node))
output_obj_in_node = values.Object(output_value_in_node)
parent.get_attribute(name).revise(output_obj_in_node)
for changed_value_in, changed_obj_value_out in changed_values.items():
if changed_value_in is None:
continue
if changed_value_in in inputs:
continue
inputs.append(changed_value_in)
body_graph.add_input_value(changed_value_in)
body_graph.add_output_value(changed_obj_value_out[1])
value = functions.generate_value_with_same_type(
changed_obj_value_out[1])
changed_obj_value_out[0].revise(value)
outputs.append(value)
node = nodes.NodeListcomp(iter_value, inputs, body_graph, astc.lineno)
node.set_outputs(outputs)
graph.add_node(node)
# add non-volatiles
for tv, v in non_volatiles:
node_nv = nodes.NodeNonVolatileAssign(tv, v)
graph.add_node(node_nv)
if body_field.get_attribute(internal_iter_id).has_obj():
return body_field.get_attribute(internal_iter_id).get_obj()
else:
return list_obj
def veval_ast_listcomp(astc: 'AstContext', local_field: 'values.Field',
graph: 'Graph'):
'''
Ex. [x for x in xx]
[elt for target in iter]
'''
assert (isinstance(astc.nast, gast.gast.ListComp))
lineprop = utils.LineProperty(astc.lineno)
listcomp_guid = str(utils.get_guid())
listcomp_id = 'listcomp_' + listcomp_guid
body_id = 'listcomp_body_' + listcomp_guid
internal_counter_id = '@internal/listcomp_counter_' + listcomp_guid
internal_list_id = '@internal/listcomp_list_' + listcomp_guid
internal_cond_id = '@internal/listcomp_cond_' + listcomp_guid
generator = astc.nast.generators[0]
iter_value = try_get_value(
veval_ast(astc.c(generator.iter), local_field, graph), 'generator',
lineprop)
list_value = values.ListValue()
list_obj = values.ValueRef(list_value)
node_generate_list = nodes.NodeGenerate('List', [], lineprop)
node_generate_list.set_outputs([list_value])
graph.add_node(node_generate_list)
# body
target_name = ''
if isinstance(generator.target, gast.gast.Name):
target_name = generator.target.id
else:
if config.show_warnings:
print('This for is not supported. in L.{}'.format(astc.lineno))
return None
counter_value = values.NumberValue(None)
counter_value.dtype = np.array(0).dtype
counter_value.name = internal_counter_id
cond_value = values.BoolValue(None)
cond_value.name = internal_cond_id
# set values with internal name
local_field.get_attribute(internal_list_id).revise(list_obj)
values.push_history(listcomp_id)
body_graph = Graph()
body_graph.root_graph = graph.root_graph
body_graph.name = 'Body_' + listcomp_guid
node_forgen = nodes.NodeForGenerator(counter_value, iter_value)
target_ref = iter_value.get_iterator()
if target_ref is None:
target_ref = values.ValueRef(values.UnknownValue())
if config.show_warnings:
print('unknown iteratable type in L.{}'.format(astc.lineno))
target_value = target_ref.get_value()
node_forgen.set_outputs([target_ref.get_value()])
local_field.get_attribute(target_name,
from_module=False).revise(target_ref)
body_graph.add_node(node_forgen)
elt = veval_ast(astc.c(astc.nast.elt), local_field, body_graph)
elt_obj = try_get_ref(elt, 'listcomp', lineprop)
finput = functions.FunctionArgInput()
finput.inputs.append(elt_obj)
append_value = local_field.get_attribute(internal_list_id).get_ref(
).get_field().get_attribute('append').get_ref().get_value()
append_value.func.vcall(
local_field.module, body_graph,
local_field.get_attribute(internal_list_id).get_ref(), finput,
lineprop)
value_inputs = values.get_inputs()
value_outputs = values.get_outputs()
values.pop_history()
inputs = []
outputs = []
# default input for subgraph's input
body_graph.add_input_value(counter_value)
body_graph.add_input_value(cond_value)
body_graph.add_input_value(iter_value)
# default output for subgraph's output
body_graph.add_output_value(cond_value)
body_graph.add_output_value(iter_value)
# default output
outputs.append(functions.generate_value_with_same_type(iter_value))
# generate pairs
value_pairs = {}
for v in value_inputs:
key = str(v.field.id) + '_' + v.name
if not (key in value_pairs.keys()):
value_pairs[key] = {}
value_pairs[key]['field'] = v.field
value_pairs[key]['name'] = v.name
value_pairs[key]['input_value'] = v.input_value
value_pairs[key]['input_body_value'] = v.value
for v in value_outputs:
key = str(v.field.id) + '_' + v.name
if not (key in value_pairs.keys()):
value_pairs[key] = {}
value_pairs[key]['field'] = v.field
value_pairs[key]['name'] = v.name
value_pairs[key]['output_body_value'] = v.value
# remove iterator
removed_name = str(local_field.id) + '_' + target_value.name
del value_pairs[removed_name]
for k, v in value_pairs.items():
name = v['name']
field = v['field']
if 'input_body_value' in v:
inputs.append(v['input_value'])
body_graph.add_input_value(v['input_body_value'])
else:
temp_value1 = functions.generate_value_with_same_type(
v['output_body_value'])
temp_value2 = functions.generate_value_with_same_type(
v['output_body_value'])
inputs.append(temp_value1)
body_graph.add_input_value(temp_value2)
if 'output_body_value' in v:
body_graph.add_output_value(v['output_body_value'])
output_value = functions.generate_value_with_same_type(
v['output_body_value'])
outputs.append(output_value)
if field.get_attribute(name).has_obj():
field.get_attribute(name).get_ref().revise(output_value)
else:
field.get_attribute(name).revise(values.ValueRef(output_value))
else:
temp_value1 = v['input_body_value']
temp_value2 = functions.generate_value_with_same_type(
v['input_body_value'])
body_graph.add_output_value(temp_value1)
outputs.append(temp_value2)
node = nodes.NodeListcomp(iter_value, inputs, body_graph, astc.lineno)
node.set_outputs(outputs)
graph.add_node(node)
return local_field.get_attribute(internal_list_id).get_ref()
def veval_ast_listcomp(astc: 'AstContext', local_field: 'values.Field',
graph: 'Graph'):
'''
Ex. [x for x in xx]
[elt for target in iter]
'''
assert (isinstance(astc.nast, gast.gast.ListComp))
lineprop = utils.LineProperty(astc.lineno)
listcomp_id = 'listcomp_' + str(utils.get_guid())
body_id = 'listcomp_body_' + str(utils.get_guid())
values.commit(listcomp_id)
generator = astc.nast.generators[0]
iter_value = try_get_value(
veval_ast(astc.c(generator.iter), local_field, graph), 'generator',
lineprop)
list_value = values.ListValue()
node_generate_list = nodes.NodeGenerate('List', [], lineprop)
graph.add_node(node_generate_list)
node_generate_list.set_outputs([list_value])
# body
target_name = ''
if isinstance(generator.target, gast.gast.Name):
target_name = generator.target.id
else:
if config.show_warnings:
print('This for is not supported. in L.{}'.format(astc.lineno))
return None
counter_value = values.NumberValue(0)
counter_value.name = 'for_counter'
node_forgen = nodes.NodeForGenerator(counter_value, iter_value)
target_value = values.Value()
node_forgen.set_outputs([target_value])
body_field = values.Field()
body_field.set_module(local_field.module)
body_field.set_parent(local_field)
body_field.get_attribute(target_name).revise(target_value)
body_graph = Graph()
body_graph.name = 'Body'
body_graph.add_node(node_forgen)
elt = veval_ast(astc.c(astc.nast.elt), body_field, body_graph)
farg = functions.FunctionArg()
farg.name = ''
farg.value = elt
list_value.append_func.func.vcall(local_field.module, body_graph,
list_value, [farg], lineprop)
values.commit(body_id)
body_output_attributes = get_input_attritubtes(body_field, listcomp_id,
body_id)
body_intput_attributes = get_output_attritubtes(body_field, listcomp_id,
body_id)
# Exports
values.checkout(listcomp_id)
input_attributes = set(body_intput_attributes)
inputs = [i.get_value() for i in input_attributes]
output_attributes = set(body_output_attributes)
outputs = []
for attribute in output_attributes:
value = values.Value()
outputs.append(value)
attribute.revise(value)
node = nodes.NodeListcomp(iter_value, inputs, body_graph, astc.lineno)
node.set_outputs(outputs)
graph.add_node(node)
# compare
return list_value