Remove support for Python 3.5.

.appveyor.yml

@@ -1,7 +1,5 @@
 environment:
   matrix:
-    - PYTHON: "C:\\Python35"
-    - PYTHON: "C:\\Python35-x64"
     - PYTHON: "C:\\Python36"
     - PYTHON: "C:\\Python36-x64"
     - PYTHON: "C:\\Python37"

.travis.yml

@@ -1,7 +1,6 @@
 language: python
 
 python:
-- '3.5'
 - '3.6'
 - '3.7'
 - '3.8'

README.md

@@ -9,7 +9,7 @@ A Python package for graph kernels, graph edit distances and graph pre-image pro
 
 ## Requirements
 
-* python>=3.5
+* python>=3.6
 * numpy>=1.16.2
 * scipy>=1.1.0
 * matplotlib>=3.1.0

requirements.txt

@@ -5,8 +5,7 @@ networkx>=2.2
 scikit-learn>=0.20.0
 tabulate>=0.8.2
 tqdm>=4.26.0
-# control>=0.8.2; matplotlib>=3.1.0 # for generalized random walk kernels only.
-# control<0.8.2; matplotlib<3.1.0
+control>=0.8.2 # for generalized random walk kernels only.
 cvxpy>=1.0.31 # for preimage. Does not work for "pip install graphkit-learn".
 # -e https://files.pythonhosted.org/packages/11/d0/d900870dc2d02ea74961b90c353666c6528a33ea61a10aa59a0d5574ae59/cvxpy-1.0.31.tar.gz # for preimage.
 cvxopt>=1.2.5 # for preimage.

requirements_pypi.txt

@@ -5,8 +5,7 @@ networkx>=2.2
 scikit-learn>=0.20.0
 tabulate>=0.8.2
 tqdm>=4.26.0
-# control>=0.8.2; matplotlib>=3.1.0 # for generalized random walk kernels only.
-# control<0.8.2; matplotlib<3.1.0
+control>=0.8.2 # for generalized random walk kernels only.
 # cvxpy>=1.0.31 # for preimage. Does not work for "pip install graphkit-learn".
 # -e https://files.pythonhosted.org/packages/11/d0/d900870dc2d02ea74961b90c353666c6528a33ea61a10aa59a0d5574ae59/cvxpy-1.0.31.tar.gz # for preimage.
 cvxopt>=1.2.5 # for preimage.

setup.py

@@ -8,22 +8,25 @@ with open('requirements_pypi.txt') as fp:
 
 setuptools.setup(
 	name="graphkit-learn",
-	version="0.2b3",
+	version="0.2b4",
 	author="Linlin Jia",
 	author_email="linlin.jia@insa-rouen.fr",
 	description="A Python library for graph kernels, graph edit distances, and graph pre-images",
 	long_description=long_description,
 	long_description_content_type="text/markdown",
+	project_urls={
+		'Documentation': 'https://graphkit-learn.readthedocs.io',
+		'Source': 'https://github.com/jajupmochi/graphkit-learn',
+		'Tracker': 'https://github.com/jajupmochi/graphkit-learn/issues',
+		},
 	url="https://github.com/jajupmochi/graphkit-learn",
 	packages=setuptools.find_packages(),
 	classifiers=[
 		"Programming Language :: Python :: 3",
 		"License :: OSI Approved :: GNU General Public License v3 (GPLv3)",
 		"Operating System :: OS Independent",
+		'Intended Audience :: Science/Research',
+		'Intended Audience :: Developers',
 	],
 	install_requires=install_requires,
-	extras_require={
-		'control>=0.8.2': ['matplotlib>=3.1.0'], # for generalized random walk kernels only.
-		'control<0.8.2': ['matplotlib<3.1.0']
-		},
 )