code: def nptype_from_builtin(btype):
      """
      Given a builtin type, return its corresponding Numpy dtype.
      """
      return _types_TO_NPTYPES.get(btype, None)
  
imports: from .type_bool import bool
  from .type_double import is_float, fp16, fp32, fp64
  from .type_list import is_list
  from .type_int import is_int, int8, int16, int32, int64, uint8, uint16, uint32, uint64
  from .type_str import str
  from .type_unknown import unknown
  import numpy
  import sympy
  import six
  from .get_type_info import get_type_info
label_desc: Use image node_id 4 for calling a global function with example usage: nptype_from_builtin(btype) and returns: _types_TO_NPTYPES