(self, name=None, use_global_variables=False)
| 96 | """ |
| 97 | |
| 98 | def __init__(self, name=None, use_global_variables=False): |
| 99 | self._built = False |
| 100 | self._vars = [] |
| 101 | self._initial_values = {} |
| 102 | self._updates = [] |
| 103 | self._use_global_variables = use_global_variables |
| 104 | name = name or self.__class__.__name__ |
| 105 | # Replace things like spaces in name to create a valid scope name. |
| 106 | scope_name = _to_replace.sub("_", name) |
| 107 | # We create the variable scope now to get the unique name that will |
| 108 | # be used as a variable prefix when build() calls add_variable(). |
| 109 | with variable_scope.variable_scope( |
| 110 | scope_name, use_resource=True, reuse=False) as scope: |
| 111 | pos = scope.name.rfind(scope_name) |
| 112 | self._name = name + scope.name[pos + len(scope_name):] |
| 113 | self._scope = scope |
| 114 | |
| 115 | # Ensures that if the user calls build directly we still set self._built to |
| 116 | # True to prevent variables from being recreated. |
| 117 | self._build = self.build |
| 118 | |
| 119 | def actual_build(*args, **kwargs): |
| 120 | self._build(*args, **kwargs) |
| 121 | self._built = True |
| 122 | self.build = actual_build |
| 123 | self.build.__doc__ = self._build.__doc__ |
| 124 | |
| 125 | # Captures construction scope for proper initialization. |
| 126 | if context.executing_eagerly(): |
| 127 | self._construction_scope = context.eager_mode |
| 128 | else: |
| 129 | # We make self.call() into a graph callable here, so that we can |
| 130 | # return a single op that performs all of the variable updates. |
| 131 | self._construction_scope = ops.get_default_graph().as_default |
| 132 | self.call = function.defun(self.call) |
| 133 | |
| 134 | # ---- API for users ---- |
| 135 | def __call__(self, *args, **kwargs): |
nothing calls this directly
no test coverage detected