Backport fix for older versions of Python

Author: mdmintz

requirements.txt

@@ -52,9 +52,10 @@ ipython==5.10.0;python_version<"3.5"
 ipython==6.5.0;python_version>="3.5" and python_version<"3.6"
 ipython==7.16.1;python_version>="3.6" and python_version<"3.7"
 ipython==7.18.1;python_version>="3.7"
+colorama==0.4.3
+pathlib2>=2.3.5;python_version<"3.5"
 importlib-metadata==1.7.0
 virtualenv>=20.0.31
-colorama==0.4.3
 pymysql==0.10.1
 coverage==5.3
 brython==3.8.10

setup.py

@@ -146,9 +146,10 @@
         'ipython==6.5.0;python_version>="3.5" and python_version<"3.6"',
         'ipython==7.16.1;python_version>="3.6" and python_version<"3.7"',
         'ipython==7.18.1;python_version>="3.7"',
+        'colorama==0.4.3',
+        'pathlib2>=2.3.5;python_version<"3.5"',  # Sync with "virtualenv"
         'importlib-metadata==1.7.0',  # Must stay in sync with "virtualenv"
         'virtualenv>=20.0.31',  # Must stay in sync with "importlib-metadata"
-        'colorama==0.4.3',
         'pymysql==0.10.1',
         'coverage==5.3',
         'brython==3.8.10',