code: def highest_precedence_dtype(exprs):
      
      if not exprs:
          raise ValueError('Must pass at least one expression')
  
      return dt.highest_precedence(expr.type() for expr in exprs)
docs: Return the highest precedence type from the passed expressions
  
      Also verifies that there are valid implicit casts between any of the types
      and the selected highest precedence type.
      This is a thin wrapper around datatypes highest precedence check.
  
      Parameters
      ----------
      exprs : Iterable[ir.ValueExpr]
        A sequence of Expressions
  
      Returns
      -------
      dtype: DataType
        The highest precedence datatype