Fixed minor indentation problem

Ryan Mitchell · Ryan Mitchell · commit 8fab873919bb · 2015-08-15T08:44:42.000-04:00
diff --git a/chapter3/2-crawlWikipedia.py b/chapter3/2-crawlWikipedia.py
@@ -4,7 +4,7 @@
 
 pages = set()
 def getLinks(pageUrl):
-   global pages
+    global pages
     html = urlopen("http://en.wikipedia.org"+pageUrl)
     bsObj = BeautifulSoup(html)
     try:
