code: def num_value(self, value):
      result = super().num_value(value)
      return f"({result})" if result[:1] == "-" else result
  
file_path: m2cgen/m2cgen/interpreters/haskell/code_generator.py
imports: from contextlib import contextmanager
  from m2cgen.ast import CompOpType
  from m2cgen.interpreters.code_generator import CodeTemplate, FunctionalCodeGenerator
label_desc: Use image node_id 1 for calling the HaskellCodeGenerator obj's underlying member method code with example usage: obj.num_value(value) and returns: unknown