Update Python dependencies

Author: mdmintz

requirements.txt

@@ -46,7 +46,8 @@ soupsieve==1.9.6;python_version<"3.5"
 soupsieve==2.0.1;python_version>="3.5" and python_version<"3.6"
 soupsieve==2.1;python_version>="3.6"
 beautifulsoup4==4.9.3
-cryptography==3.0;python_version<"3.6"
+cryptography==2.9.2;python_version<"3.5"
+cryptography==3.0;python_version>="3.5" and python_version<"3.6"
 cryptography==3.3.1;python_version>="3.6"
 pyopenssl==19.1.0;python_version<"3.6"
 pyopenssl==20.0.1;python_version>="3.6"
@@ -64,7 +65,8 @@ colorama==0.4.4
 pathlib2==2.3.5;python_version<"3.5"
 importlib-metadata==2.0.0;python_version<"3.6"
 virtualenv>=20.2.2
-pymysql==0.10.1
+pymysql==0.10.1;python_version<"3.6"
+pymysql==1.0.0;python_version>="3.6"
 coverage==5.3.1
 brython==3.9.1
 pyotp==2.4.1

setup.py

@@ -150,7 +150,8 @@
         'soupsieve==2.0.1;python_version>="3.5" and python_version<"3.6"',
         'soupsieve==2.1;python_version>="3.6"',
         'beautifulsoup4==4.9.3',
-        'cryptography==3.0;python_version<"3.6"',
+        'cryptography==2.9.2;python_version<"3.5"',
+        'cryptography==3.0;python_version>="3.5" and python_version<"3.6"',
         'cryptography==3.3.1;python_version>="3.6"',
         'pyopenssl==19.1.0;python_version<"3.6"',
         'pyopenssl==20.0.1;python_version>="3.6"',
@@ -168,7 +169,8 @@
         'pathlib2==2.3.5;python_version<"3.5"',  # Sync with "virtualenv"
         'importlib-metadata==2.0.0;python_version<"3.6"',  # Sync "virtualenv"
         'virtualenv>=20.2.2',  # Sync with importlib-metadata and pathlib2
-        'pymysql==0.10.1',
+        'pymysql==0.10.1;python_version<"3.6"',
+        'pymysql==1.0.0;python_version>="3.6"',
         'coverage==5.3.1',
         'brython==3.9.1',
         'pyotp==2.4.1',