From 2c2ba478796d2edea46357c508aafebf9b4c0173 Mon Sep 17 00:00:00 2001
From: "Jason R. Coombs" <jaraco@jaraco.com>
Date: Sun, 4 Sep 2016 11:23:22 -0400
Subject: [PATCH] Add test for xml_bool and correct implementation, simplify by
 using json.

---
 wolframalpha/__init__.py | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/wolframalpha/__init__.py b/wolframalpha/__init__.py
index 61fa166..62906ea 100644
--- a/wolframalpha/__init__.py
+++ b/wolframalpha/__init__.py
@@ -1,4 +1,5 @@
 import itertools
+import json
 
 from six.moves import urllib, map
 
@@ -125,11 +126,13 @@ class Subpod(Document):
 
 
 def xml_bool(str_val):
-    return (
-        bool(int(str_val))
-        if str_val.isdigit() else
-        str_val.lower() != 'true'
-    )
+    """
+    >>> xml_bool('true')
+    True
+    >>> xml_bool('false')
+    False
+    """
+    return bool(json.loads(str_val))
 
 
 class Pod(ErrorHandler, Document):