# HG changeset patch
# User Teemu Piippo <crimsondusk64@gmail.com>
# Date 1452529699 -7200
# Node ID ed3d52b37f19405dc4512dfb86cdde3c68805e5e
# Parent  d24fe5e3e4204a4d20b4fa9624245ccc2b30e0e7
Remove use of enum in the calculator to drop minimum required version

diff -r d24fe5e3e420 -r ed3d52b37f19 calculator.py
--- a/calculator.py	Sat Dec 12 04:04:10 2015 +0200
+++ b/calculator.py	Mon Jan 11 18:28:19 2016 +0200
@@ -34,7 +34,6 @@
 import time
 import operator
 import string
-import enum
 from fraction import Fraction
 from copy import deepcopy
 from math import pi as π
@@ -259,7 +258,11 @@
 Tokens = {'(', ')'}
 
 # Symbol table
-SymbolType = enum.Enum ('SymbolType', ('constant', 'function', 'operator', 'token'))
+class SymbolType:
+	constant = 0
+	function = 1
+	operator = 2
+	token = 3
 SymbolTypes = {}
 Symbols = {'ans'}
 SymbolTypes['ans'] = SymbolType.constant
@@ -805,4 +808,4 @@
 		return self.calc (expr)
 
 calc = Calculator()
-dcalc = Calculator(verbose=True)
\ No newline at end of file
+dcalc = Calculator(verbose=True)