blob: 6935fdcb47c041dce2e4f7731eb3e347c92bbafc [file] [log] [blame]
# @package regularizer_context
# Module caffe2.python.regularizer_context
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
from __future__ import unicode_literals
from caffe2.python import context
from caffe2.python.modifier_context import (
ModifierContext, UseModifierBase)
@context.define_context(allow_default=True)
class RegularizerContext(ModifierContext):
"""
provide context to allow param_info to have different regularizers
"""
def has_regularizer(self, name):
return self._has_modifier(name)
def get_regularizer(self, name):
assert self.has_regularizer(name), (
"{} regularizer is not provided!".format(name))
return self._get_modifier(name)
class UseRegularizer(UseModifierBase):
'''
context class to allow setting the current context.
Example usage with layer:
regularizers = {'reg1': reg1, 'reg2': reg2}
with UseRegularizer(regularizers):
reg = RegularizerContext.current().get_regularizer('reg1')
layer(reg=reg)
'''
def _context_class(self):
return RegularizerContext