parameters: (m)
return_statement: return '_' + m.group(0).lower()
docstring: Convert to snake case.
docstring_summary: Convert to snake case.
docstring_tokens: Convert to snake case .
function: def to_snake(m):
      """Convert to snake case."""
  
      return '_' + m.group(0).lower()
function_tokens: def to_snake ( m ) : return '_' + m . group ( 0 ) . lower ( )