Merge pull request realpython#250 from gurpinars/master

added some websites for reading

Author: Kenneth Reitz

docs/scenarios/scientific.rst

@@ -68,3 +68,7 @@ scientific computing packages are notoriously difficult to build and install.
 compiled a list of Windows binaries for many useful Python packages. The list
 of packages has grown from a mainly scientific python resource to a more
 general list. It might be a good idea to check it out if you're on Windows.
+
+For a quick introduction to scientific python:
+
+http://scipy-lectures.github.com

docs/writing/structure.rst

@@ -473,3 +473,6 @@ Runners
 
 Further Reading
 ---------------
+
+- http://docs.python.org/2/library/
+- http://www.diveintopython.net/toc/index.html