Yu Yang
8 years ago
commit
ad8fa77cce
@ -1,11 +1,246 @@
|
||||
import paddle.v2.framework.core as core
|
||||
import paddle.v2.framework.proto.op_proto_pb2 as op_proto_pb2
|
||||
import paddle.v2.framework.proto.op_desc_pb2 as op_desc_pb2
|
||||
import paddle.v2.framework.proto.attr_type_pb2 as attr_type_pb2
|
||||
import cStringIO
|
||||
|
||||
|
||||
def get_all_op_protos():
|
||||
"""
|
||||
Get all registered op proto from Paddle C++
|
||||
:return: list of OpProto
|
||||
"""
|
||||
protostrs = core.get_all_op_protos()
|
||||
ret_values = []
|
||||
for pbstr in protostrs:
|
||||
op_proto = op_proto_pb2.OpProto.FromString(str(pbstr))
|
||||
ret_values.append(op_proto)
|
||||
return ret_values
|
||||
|
||||
|
||||
class OpDescCreationMethod(object):
|
||||
"""
|
||||
A Functor object to convert user input(use key word args) to OpDesc based on
|
||||
OpProto.
|
||||
|
||||
:param op_proto: The OpProto object.
|
||||
:type op_proto: op_proto_pb2.OpProto
|
||||
"""
|
||||
|
||||
def __init__(self, op_proto):
|
||||
if not isinstance(op_proto, op_proto_pb2.OpProto):
|
||||
raise TypeError("Argument should be OpProto")
|
||||
self.__op_proto__ = op_proto
|
||||
|
||||
def __call__(self, *args, **kwargs):
|
||||
"""
|
||||
Convert user input to OpDesc. Only key-word args are supported.
|
||||
:return: OpDesc based on user input
|
||||
:rtype: op_desc_pb2.OpDesc
|
||||
"""
|
||||
if len(args) != 0:
|
||||
raise ValueError("Only keyword arguments is supported by Paddle")
|
||||
op_desc = op_desc_pb2.OpDesc()
|
||||
|
||||
# Inputs
|
||||
ipts, ipt_format, _ = OpDescCreationMethod.extract_input_or_output(
|
||||
"input", kwargs, self.__op_proto__.inputs)
|
||||
op_desc.inputs.extend(ipts)
|
||||
if ipt_format is not None:
|
||||
op_desc.attrs.extend([ipt_format])
|
||||
|
||||
# Outputs
|
||||
outs, out_format, tmp_index = OpDescCreationMethod.extract_input_or_output(
|
||||
"output", kwargs, self.__op_proto__.outputs)
|
||||
op_desc.outputs.extend(outs)
|
||||
if out_format is not None:
|
||||
op_desc.attrs.extend([out_format])
|
||||
if len(tmp_index) != 0:
|
||||
tmp_index_attr = op_desc.attrs.add()
|
||||
tmp_index_attr.type = attr_type_pb2.INTS
|
||||
tmp_index_attr.name = "temporary_index"
|
||||
tmp_index_attr.ints.extend(tmp_index)
|
||||
|
||||
# Types
|
||||
op_desc.type = self.__op_proto__.type
|
||||
|
||||
# Attrs
|
||||
for attr in self.__op_proto__.attrs:
|
||||
if attr.generated:
|
||||
continue
|
||||
user_defined_attr = kwargs.get(attr.name, None)
|
||||
if user_defined_attr is not None:
|
||||
new_attr = op_desc.attrs.add()
|
||||
new_attr.name = attr.name
|
||||
new_attr.type = attr.type
|
||||
if attr.type == attr_type_pb2.INT:
|
||||
new_attr.i = user_defined_attr
|
||||
elif attr.type == attr_type_pb2.FLOAT:
|
||||
new_attr.f = user_defined_attr
|
||||
elif attr.type == attr_type_pb2.STRING:
|
||||
new_attr.s = user_defined_attr
|
||||
elif attr.type == attr_type_pb2.INTS:
|
||||
new_attr.ints.extend(user_defined_attr)
|
||||
elif attr.type == attr_type_pb2.FLOATS:
|
||||
new_attr.floats.extend(user_defined_attr)
|
||||
elif attr.type == attr_type_pb2.STRINGS:
|
||||
new_attr.strings.extend(user_defined_attr)
|
||||
else:
|
||||
raise NotImplementedError("Not support attribute type " +
|
||||
attr.type)
|
||||
|
||||
return op_desc
|
||||
|
||||
@staticmethod
|
||||
def extract_input_or_output(in_out, kwargs, meta):
|
||||
"""
|
||||
Extract input variable names or output variable names from key-word
|
||||
arguments, which base on VarProtos.
|
||||
|
||||
:param in_out: "input" or "output"
|
||||
:param kwargs: key-word arguments that user inputted.
|
||||
:param meta: a list of VarProto
|
||||
:return: The three object will be return. The variable names. The
|
||||
input_format or output_format attribute(None if the input or output is
|
||||
not multiple). The temporary variable index list.
|
||||
"""
|
||||
multiple = OpDescCreationMethod.any_is_true((m.multiple for m in meta))
|
||||
tmp_index = []
|
||||
retv = []
|
||||
if multiple:
|
||||
var_format = op_desc_pb2.AttrDesc()
|
||||
var_format.type = attr_type_pb2.INTS
|
||||
var_format.name = "%s_format" % in_out
|
||||
var_format.ints.append(0)
|
||||
|
||||
for var in meta:
|
||||
var_name = var.name
|
||||
|
||||
if var.temporary:
|
||||
var_name = [core.var_names.temp()]
|
||||
tmp_index.append(len(retv))
|
||||
else:
|
||||
var_name = kwargs.get(var_name, [])
|
||||
if not isinstance(var_name, list):
|
||||
var_name = [var_name]
|
||||
retv.extend(var_name)
|
||||
var_format.ints.append(len(var_name) + var_format.ints[-1])
|
||||
return retv, var_format, tmp_index
|
||||
else:
|
||||
for var in meta:
|
||||
if var.temporary:
|
||||
retv.append(kwargs.get(var.name, core.var_names.temp()))
|
||||
tmp_index.append(len(retv))
|
||||
else:
|
||||
retv.append(kwargs.get(var.name, core.var_names.empty()))
|
||||
return retv, None, tmp_index
|
||||
|
||||
@staticmethod
|
||||
def any_is_true(generator):
|
||||
"""
|
||||
Reduce a bool array to one. If any of them is True, then return True.
|
||||
"""
|
||||
for flag in generator:
|
||||
if flag:
|
||||
return True
|
||||
return False
|
||||
|
||||
|
||||
def get_docstring_from_op_proto(op_proto):
|
||||
"""
|
||||
Generate docstring from a OpProto
|
||||
:param op_proto: a OpProto instance.
|
||||
:type op_proto: op_proto_pb2.OpProto
|
||||
:return: docstring
|
||||
"""
|
||||
if not isinstance(op_proto, op_proto_pb2.OpProto):
|
||||
raise TypeError("Input must be OpProto")
|
||||
f = cStringIO.StringIO()
|
||||
f.write(op_proto.comment)
|
||||
f.write("\n")
|
||||
|
||||
def __append_param__(name, comment, type):
|
||||
# Maybe replace the following line with template engine is better.
|
||||
f.write(":param ")
|
||||
f.write(name)
|
||||
f.write(": ")
|
||||
f.write(comment)
|
||||
f.write("\n")
|
||||
f.write(":type ")
|
||||
f.write(name)
|
||||
f.write(": ")
|
||||
f.write(type)
|
||||
f.write("\n")
|
||||
|
||||
for ipt in op_proto.inputs:
|
||||
__append_param__(ipt.name, ipt.comment, "list | basestr"
|
||||
if ipt.multiple else "basestr")
|
||||
|
||||
temp_var_prefix = \
|
||||
"This is a temporary variable. It does not have to set by user. "
|
||||
for opt in op_proto.outputs:
|
||||
__append_param__(opt.name, opt.comment if not opt.temporary else
|
||||
temp_var_prefix + opt.comment, "list | basestr"
|
||||
if opt.multiple else "basestr")
|
||||
|
||||
for attr in op_proto.attrs:
|
||||
attr_type = None
|
||||
if attr.type == attr_type_pb2.INT:
|
||||
attr_type = "int"
|
||||
elif attr.type == attr_type_pb2.FLOAT:
|
||||
attr_type = "float"
|
||||
elif attr.type == attr_type_pb2.STRING:
|
||||
attr_type = "basestr"
|
||||
elif attr.type == attr_type_pb2.INTS:
|
||||
attr_type = "list of int"
|
||||
elif attr.type == attr_type_pb2.FLOATS:
|
||||
attr_type = "list of float"
|
||||
elif attr.type == attr_type_pb2.STRINGS:
|
||||
attr_type = "list of basestr"
|
||||
|
||||
if attr_type is None:
|
||||
raise RuntimeError("Not supported attribute type " + attr.type)
|
||||
|
||||
__append_param__(attr.name, attr.comment, attr_type)
|
||||
|
||||
return f.getvalue()
|
||||
|
||||
|
||||
def create_op_creation_method(op_proto):
|
||||
"""
|
||||
Generate op creation method for an OpProto
|
||||
"""
|
||||
method = OpDescCreationMethod(op_proto)
|
||||
|
||||
def __impl__(*args, **kwargs):
|
||||
opdesc = method(*args, **kwargs)
|
||||
return core.Operator.create(opdesc.SerializeToString())
|
||||
|
||||
__impl__.__doc__ = get_docstring_from_op_proto(op_proto)
|
||||
return __impl__
|
||||
|
||||
|
||||
class OpCreationsHolder(object):
|
||||
"""
|
||||
A object will holds all op creation methods.
|
||||
|
||||
Use `op_creations.xxx_op` to access them.
|
||||
"""
|
||||
pass
|
||||
|
||||
|
||||
op_creations = OpCreationsHolder()
|
||||
|
||||
|
||||
def __bootstrap__():
|
||||
"""
|
||||
Bootstrap function for this module. It will dynamic create all op creation
|
||||
methods in runtime.
|
||||
"""
|
||||
for op_proto in get_all_op_protos():
|
||||
func = create_op_creation_method(op_proto)
|
||||
func.__name__ = str(op_proto.type)
|
||||
setattr(op_creations, func.__name__, func)
|
||||
|
||||
|
||||
__bootstrap__()
|
||||
|
||||
File diff suppressed because it is too large
Load Diff
Loading…
Reference in new issue