numpy==1.19.1
matplotlib==3.3.0
scipy==1.5.2
six==1.15.0
coverage==5.2.1
nose==1.3.7

numpy==1.19.1
matplotlib==3.3.1
scipy==1.5.2
six==1.15.0
coverage==5.2.1
nose==1.3.7

Update matplotlib from 3.3.0 to 3.3.1
Update matplotlib from 3.3.0 to 3.3.1