Added doctest to testsuite

docs/getting.rst

@@ -5,13 +5,9 @@ Installation
 
 Pint has no dependencies except Python_ itself. In runs on Python 2.6 and 3.0+.
 
-You can install it using pip_::
+You can install it (or upgrade to the latest version) using pip_::
 
-    $ pip install pint
-
-or using easy_install_::
-
-    $ easy_install pint
+    $ pip install -U pint
 
 That's all! You can check that Pint is correctly installed by starting up python, and importing pint:
 
@@ -20,10 +16,6 @@ That's all! You can check that Pint is correctly installed by starting up python
     >>> import pint             # doctest: +SKIP
     >>> pint.__version__        # doctest: +SKIP
 
-.. testoutput::
-
-    |version|
-
 .. note:: If you have an old system installation of Python and you don't want to
    mess with it, you can try `Anaconda CE`_. It is a free Python distribution by
    Continuum Analytics that includes many scientific packages.

docs/nonmult.rst

@@ -54,7 +54,6 @@ is different).
    >>> print(increase.to(ureg.delta_degF))
    22.14 delta_degF
 
-..
 Subtraction of two temperatures given in offset units yields a *delta* unit:
 
 .. doctest::

docs/serialization.rst

@@ -26,7 +26,7 @@ The easiest way to do this is by converting the quantity to a string:
    24.2 year
 
 Remember that you can easily control the number of digits in the representation
-as shown in `String formatting`_.
+as shown in :ref:`sec-string-formatting`.
 
 You dump/store/transmit the content of serialized ('24.2 year'). When you want
 to recover it in another process/machine, you just:

docs/tutorial.rst

@@ -191,10 +191,12 @@ This enables you to build a simple unit converter in 3 lines:
 
 
 .. note:: Since version 0.7, Pint **does not** uses eval_ under the hood.
-   This change removes the `serious security problem`_ that the system is
+   This change removes the `serious security problems`_ that the system is
    exposed when parsing information from untrusted sources.
 
 
+.. _sec-string-formatting:
+
 String formatting
 -----------------
 

pint/testsuite/__init__.py

@@ -3,8 +3,10 @@
 from __future__ import division, unicode_literals, print_function, absolute_import
 
 import doctest
-import os
 import logging
+import os
+import sys
+
 from contextlib import contextmanager
 
 from pint.compat import ndarray, unittest, np
@@ -120,7 +122,9 @@ def testsuite():
     """A testsuite that has all the pint tests.
     """
     suite = unittest.TestLoader().discover(os.path.dirname(__file__))
-    #add_docs(suite)
+    from pint.compat import HAS_NUMPY, HAS_UNCERTAINTIES
+    if HAS_NUMPY and HAS_UNCERTAINTIES and sys.version_info[0:2] == (3, 5):
+        add_docs(suite)
     return suite