text: import math
  from ._functions import _log, _max_two
  
  _LETTERS = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
  _NUMBERS = "0123456789"
  _operators = ["+", "-", "*", "/", "^", ">", "<", ",", "%"]
  _operators_grouping = _operators + ["(", "[", ")", "]"]
  
  _precedence = {
      ")": 6,
      "]": 6,
      ",": 6,
  
      "^": 4,
  
      "<": 4,
      ">": 4,
  
      "*": 3,
      "/": 3,
      "%": 3,
  
      "+": 2,
      "-": 2,
  
      "(": 0,
      "[": 0,
  
      None: float("inf"),
  }
  
  _BUILTIN_FUNCTION_MAP = {
      "abs": abs,
      "sqrt": math.sqrt,
      "sin": math.sin,
      "cos": math.cos,
      "tan": math.tan,
      "ln": _log,
      "acos": math.acos,
      "asin": math.asin,
      "atan": math.atan,
      "exp": math.exp,
      "log": math.log10,
      "sinh": math.sinh,
      "cosh": math.cosh,
      "tanh": math.tanh,
  
      "atan2": math.atan2,
      "max": _max_two,
      "pow": math.pow,
  }
  
  _FUNCTION_MAP = {
      **_BUILTIN_FUNCTION_MAP,
  }
  
  for function in _FUNCTION_MAP:
      _precedence[function] = 1
  
  _symbol_table = {
      "nice_var_name": 10,
      "x": 5,
      "pi": math.pi,
      "e": math.e,
  }
  
  if __name__ == "__main__":
      print(_FUNCTION_MAP)
  