From 98e40ee059e4f10ec3601568ac71f6033b5cbb78 Mon Sep 17 00:00:00 2001
From: Will Thompson <will@willthompson.co.uk>
Date: Thu, 30 Jul 2015 10:04:47 +0100
Subject: [PATCH] Bot._requestUrl: raise if method not in ('GET', 'POST')

If this happens, there is a bug in the library. Better to raise the
error explicitly rather than return a value of a totally unexpected type
and crash later.
---
 telegram/bot.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/telegram/bot.py b/telegram/bot.py
index 89c675822..d4e9ba954 100644
--- a/telegram/bot.py
+++ b/telegram/bot.py
@@ -587,6 +587,8 @@ class Bot(TelegramObject):
         Returns:
           A JSON object.
         """
+        if method not in ('POST', 'GET'):
+            raise ValueError("Method '{}' is neither 'POST' nor 'GET'".format(method))
 
         if method == 'POST':
             try:
@@ -618,7 +620,6 @@ class Bot(TelegramObject):
             except URLError as e:
                 raise TelegramError(str(e))
 
-        return 0  # if not a POST or GET request
 
     def _parseAndCheckTelegram(self,
                                json_data):