From 0842d921871a9bd33011d35fdd554189766bcf7c Mon Sep 17 00:00:00 2001
From: jomo <github@jomo.tv>
Date: Fri, 2 Jan 2015 01:23:17 +0100
Subject: docs

---
 calc.py | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'calc.py')

diff --git a/calc.py b/calc.py
index 0b1000a..d05f876 100644
--- a/calc.py
+++ b/calc.py
@@ -5,7 +5,12 @@ math_operators    = ["+", "-", "*", "/", "&", "|"]
 ignore_operators  = ["**", "&&", "||"] # ** may be too intensive, the others cause syntax errors
 calc_perm = "utils.calc"
 
+
 def calc(text):
+  """
+  extracts a mathematical expression from `text`
+  returns (expression, result) or None
+  """
   expression = ""
   should_calc = False
   for char in text:
-- 
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