code: def __init__(self):
      self.registry = {}
      self.lookup = self.registry.get
  
imports: from itertools import chain
  from .coretypes import Unit, int8, int16, int32, int64, uint8, uint16, uint32, uint64, float16, float32, float64, complex64, complex128, bool_, Decimal, TimeDelta, Option
label_desc: Use image node_id 1 to create a new TypesetRegistry object  with example: obj = TypesetRegistry()