Python pickle.__builtins__() Examples

The following are 7 code examples for showing how to use pickle.__builtins__(). These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example.

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Example 1
Project: spark-cluster-deployment   Author: adobe-research   File: cloudpickle.py    License: Apache License 2.0 6 votes vote down vote up 
def _make_skel_func(code, num_closures, base_globals = None):
    """ Creates a skeleton function object that contains just the provided
        code and the correct number of cells in func_closure.  All other
        func attributes (e.g. func_globals) are empty.
    """
    #build closure (cells):
    if not ctypes:
        raise Exception('ctypes failed to import; cannot build function')

    cellnew = ctypes.pythonapi.PyCell_New
    cellnew.restype = ctypes.py_object
    cellnew.argtypes = (ctypes.py_object,)
    dummy_closure = tuple(map(lambda i: cellnew(None), range(num_closures)))

    if base_globals is None:
        base_globals = {}
    base_globals['__builtins__'] = __builtins__

    return types.FunctionType(code, base_globals,
                              None, None, dummy_closure)

# this piece of opaque code is needed below to modify 'cell' contents
Example 2
Project: FATE   Author: FederatedAI   File: cloudpickle.py    License: Apache License 2.0 5 votes vote down vote up 
def _make_skel_func(code, cell_count, base_globals=None):
    """ Creates a skeleton function object that contains just the provided
        code and the correct number of cells in func_closure.  All other
        func attributes (e.g. func_globals) are empty.
    """
    if base_globals is None:
        base_globals = {}
    base_globals['__builtins__'] = __builtins__

    closure = (
        tuple(_make_empty_cell() for _ in range(cell_count))
        if cell_count >= 0 else
        None
    )
    return types.FunctionType(code, base_globals, None, None, closure)
Example 3
Project: FATE   Author: FederatedAI   File: cloudpickle.py    License: Apache License 2.0 5 votes vote down vote up 
def _make_skel_func(code, cell_count, base_globals=None):
    """ Creates a skeleton function object that contains just the provided
        code and the correct number of cells in func_closure.  All other
        func attributes (e.g. func_globals) are empty.
    """
    if base_globals is None:
        base_globals = {}
    base_globals['__builtins__'] = __builtins__

    closure = (
        tuple(_make_empty_cell() for _ in range(cell_count))
        if cell_count >= 0 else
        None
    )
    return types.FunctionType(code, base_globals, None, None, closure)
Example 4
Project: LearningApacheSpark   Author: runawayhorse001   File: cloudpickle.py    License: MIT License 5 votes vote down vote up 
def _make_skel_func(code, cell_count, base_globals=None):
    """ Creates a skeleton function object that contains just the provided
        code and the correct number of cells in func_closure.  All other
        func attributes (e.g. func_globals) are empty.
    """
    if base_globals is None:
        base_globals = {}
    base_globals['__builtins__'] = __builtins__

    closure = (
        tuple(_make_empty_cell() for _ in range(cell_count))
        if cell_count >= 0 else
        None
    )
    return types.FunctionType(code, base_globals, None, None, closure)
Example 5
Project: spark-cluster-deployment   Author: adobe-research   File: cloudpickle.py    License: Apache License 2.0 5 votes vote down vote up 
def save_dict(self, obj):
        """hack fix
        If the dict is a global, deal with it in a special way
        """
        #print 'saving', obj
        if obj is __builtins__:
            self.save_reduce(_get_module_builtins, (), obj=obj)
        else:
            pickle.Pickler.save_dict(self, obj)
Example 6
Project: pywren   Author: pywren   File: cloudpickle.py    License: Apache License 2.0 5 votes vote down vote up 
def _make_skel_func(code, cell_count, base_globals=None):
    """ Creates a skeleton function object that contains just the provided
        code and the correct number of cells in func_closure.  All other
        func attributes (e.g. func_globals) are empty.
    """
    if base_globals is None:
        base_globals = {}
    base_globals['__builtins__'] = __builtins__

    closure = (
        tuple(_make_empty_cell() for _ in range(cell_count))
        if cell_count >= 0 else
        None
    )
    return types.FunctionType(code, base_globals, None, None, closure)
Example 7
Project: eggroll   Author: WeBankFinTech   File: cloudpickle.py    License: Apache License 2.0 5 votes vote down vote up 
def _make_skel_func(code, cell_count, base_globals=None):
  """ Creates a skeleton function object that contains just the provided
      code and the correct number of cells in func_closure.  All other
      func attributes (e.g. func_globals) are empty.
  """
  if base_globals is None:
    base_globals = {}
  base_globals['__builtins__'] = __builtins__

  closure = (
    tuple(_make_empty_cell() for _ in range(cell_count))
    if cell_count >= 0 else
    None
  )
  return types.FunctionType(code, base_globals, None, None, closure)