code: def from_tuple_type(ty, expr):
      """Convert an expression with the given type into a sequence of expressions.
         Each expression maps to a field of the tuple or nested tuples in linear
         order.
  
      Parameters
      ----------
      ty: tvm.Type
          The type to unpack.
  
      expr: tvm.relay.Expr
          The expression from which to extract each sub-field.
  
      Returns
      -------
      result: List[tvm.relay.Expr]
          The list of sub-expressions.
      """
      return _make.FromTupleType(ty, expr)
  
imports: from __future__ import absolute_import
  from .None import _make
label_desc: Use image node_id 4 for calling a global function with example usage: from_tuple_type(ty, expr) and returns: _make