Overhaul for 4.0

.travis.yml

@@ -6,15 +6,12 @@ python:
     - 3.5
     - 3.6
 install:
-    - pip install coverage
-    - pip install pytest
-    - pip install pytest-cov
-    - pip install python-coveralls
-    - pip install flake8
-    - python setup.py install
+    - pip install flake8 mock pytest pytest-cov python-coveralls sphinx sphinx_rtd_theme
+    - pip install .
 script:
-    - python -m flake8 binarytree/__init__.py
-    - python -m doctest binarytree/__init__.py
-    - py.test tests.py --cov=binarytree
+    - python -m flake8
+    - python -m sphinx -b doctest docs build
+    - python -m sphinx -b html -W docs build
+    - py.test -s -v --cov=binarytree
 after_success:
     - coveralls

MANIFEST.in

@@ -1 +1,2 @@
 include README.rst LICENSE
+prune tests

README.rst

@@ -37,25 +37,22 @@ Are you studying binary trees for your next exam, assignment or technical interv
 
 **Binarytree** is a Python library which provides a simple API to generate,
 visualize, inspect and manipulate binary trees. It allows you to skip the
-tedious work of setting up test data, and dive straight into practising
-your algorithms! Heaps and BSTs (binary search trees) are also supported.
+tedious work of setting up test data, and dive straight into practising your
+algorithms. Heaps and BSTs (binary search trees) are also supported.
 
 Announcements
 =============
 
-* **Binarytree** has been completely overhauled in version `3.0`_!
+* **Binarytree** version `4.0`_ is now out!
 * Please see the releases_ page for details on the latest updates.
 
-.. _3.0: https://github.com/joowani/binarytree/releases/tag/3.0.0
+.. _4.0: https://github.com/joowani/binarytree/releases/tag/4.0.0
 .. _releases: https://github.com/joowani/binarytree/releases
 
 Requirements
 ============
 
 - Python 2.7, 3.4, 3.5 or 3.6
-- Pip_ installer
-
-.. _Pip: https://pip.pypa.io
 
 Installation
 ============
@@ -73,7 +70,7 @@ To install the latest version directly from GitHub_:
 
     ~$ pip install -e git+git@github.com:joowani/binarytree.git@master#egg=binarytree
 
-You may need to use ``sudo`` depending on your environment setup.
+You may need to use ``sudo`` depending on your environment.
 
 .. _PyPi: https://pypi.python.org/pypi/binarytree
 .. _GitHub: https://github.com/joowani/binarytree
@@ -332,9 +329,7 @@ Traverse the trees using different algorithms:
 
 `List representations`_ are also supported:
 
-.. _List representations:
-    https://en.wikipedia.org/wiki/Binary_tree#Arrays
-
+.. _List representations: https://en.wikipedia.org/wiki/Binary_tree#Arrays
 
 .. code-block:: python
 
@@ -362,10 +357,9 @@ Check out the documentation_ for more details!
 
 .. _documentation: http://binarytree.readthedocs.io/en/latest/index.html
 
-
 Contributing
 ============
 
 Please have a look at this page_ before submitting a pull request. Thanks!
 
-.. _page: http://binarytree.readthedocs.io/en/latest/contributing.html
+.. _page: http://binarytree.readthedocs.io/en/latest/contributing.html