New mysqlclient version

Bump mysqlclient==2.0.2 #5

Python 3.9.0

Merge pull request #4 from pigs-will-fly/python-3.9.0

Use Python 3.9.0

Use the latest gevent and Python 3.8.6

$ python -V
Python 3.8.6

$ pip list
Package        Version
-------------- --------
cffi           1.14.3
gevent         20.9.0
greenlet       0.4.17
mysqlclient    2.0.1
pip            20.2.3
pycparser      2.20
rcssmin        1.0.6
regex          2020.4.4
setuptools     50.3.0
wheel          0.35.1
zope.event     4.5.0
zope.interface 5.1.0

Updated dependencies + regex

Package        Version
-------------- -------
cffi           1.14.0
gevent         20.6.2
greenlet       0.4.16
mysqlclient    1.4.6
pip            20.1.1
pycparser      2.20
rcssmin        1.0.6
setuptools     47.1.1
wheel          0.34.2
zope.event     4.4
zope.interface 5.1.0

Python 3.8 + cffi + gevent + mysqlclient + rcssmin

$ python -V
Python 3.8.2

$ pip list
Package     Version
----------- -------
cffi        1.14.0 
gevent      1.5.0  
greenlet    0.4.15 
mysqlclient 1.4.6  
pip         20.0.2 
pycparser   2.20   
rcssmin     1.0.6  
setuptools  46.1.1 
wheel       0.34.2 

$ docker images
REPOSITORY                                      TAG                        IMAGE ID            CREATED             SIZE
suggap/python                                   3.8                        b2468342219f        42 seconds ago      160MB