code: def __hash__(self):
      return 43 + hash(str(self))
  
imports: import pprint
  from hail.typecheck import typecheck_method, sequenceof
  from hail.utils.java import escape_parsable
  from hail.expr.types import dtype, tstruct
  from hail.utils.java import jiterable_to_list
label_desc: Use image node_id 6 for calling the tmatrix obj's underlying member method code with example usage: obj.__hash__() and returns: unknown