Add dependencies for building docs and add setup.py

Couldn't add source checkout to docs requirements using flit?

Author: ricklupton

MANIFEST.in

@@ -0,0 +1,2 @@
+# Include the license file
+include LICENSE

docs/requirements.txt

@@ -1,8 +1,12 @@
 # requirements for building documentation
 nbsphinx
--e git+git://github.com/ricklupton/nbconvert@execute-widgets#egg=nbconvert
+git+git://github.com/ricklupton/nbconvert@execute-widgets#egg=nbconvert
+jupyter_client
+ipykernel
 numpy
 pandas
 networkx >=1,<2
 attrs
 palettable
+ipysankeywidget
+matplotlib

setup.cfg

@@ -0,0 +1,6 @@
+[bdist_wheel]
+# This flag says to generate wheels that support both Python 2 and Python
+# 3. If your code will not run unchanged on both Python 2 and 3, you will
+# need to generate separate wheels for each Python version that you
+# support.
+universal=1

setup.py

@@ -0,0 +1,62 @@
+# To use a consistent encoding
+import codecs
+import re
+from os import path
+
+# Always prefer setuptools over distutils
+from setuptools import setup, find_packages
+
+here = path.abspath(path.dirname(__file__))
+
+
+def read(*parts):
+    with codecs.open(path.join(here, *parts), 'r') as fp:
+        return fp.read()
+
+
+def find_version(*file_paths):
+    version_file = read(*file_paths)
+    version_match = re.search(r"^__version__ = ['\"]([^'\"]*)['\"]",
+                              version_file, re.M)
+    if version_match:
+        return version_match.group(1)
+    raise RuntimeError("Unable to find version string.")
+
+
+# Get the long description from the README file
+with codecs.open(path.join(here, 'README.rst'), encoding='utf-8') as f:
+    long_description = f.read()
+
+setup(
+    name='floweaver',
+    version=find_version('floweaver', '__init__.py'),
+    description="View flow data as Sankey diagrams.",
+    long_description=long_description,
+    url='https://github.com/ricklupton/floweaver',
+    author='Rick Lupton',
+    author_email='[email protected]',
+    classifiers=[
+        'Development Status :: 4 - Beta',
+        'Intended Audience :: Developers',
+        'License :: OSI Approved :: MIT License',
+        'Programming Language :: Python :: 2',
+        'Programming Language :: Python :: 2.7',
+        'Programming Language :: Python :: 3',
+        'Programming Language :: Python :: 3.4',
+        'Programming Language :: Python :: 3.5',
+        'Programming Language :: Python :: 3.6',
+    ],
+    keywords='Sankey diagram flow data visualisation',
+    packages=find_packages(exclude=['docs', 'tests']),
+    install_requires=[
+        'numpy',
+        'pandas',
+        'networkx (>=1,<2)',
+        'attrs',
+        'palettable',
+    ],
+    extras_require={
+        'dev': [],
+        'test': [],
+    },
+)