Update Python dependencies

Author: mdmintz

requirements.txt

@@ -4,14 +4,14 @@ packaging>=20.9
 typing-extensions>=3.10.0.0
 setuptools>=44.1.1;python_version<"3.5"
 setuptools>=50.3.2;python_version>="3.5" and python_version<"3.6"
-setuptools>=56.0.0;python_version>="3.6"
+setuptools>=56.1.0;python_version>="3.6"
 setuptools-scm==5.0.2;python_version<"3.6"
 setuptools-scm>=6.0.1;python_version>="3.6"
 wheel>=0.36.2
 attrs>=20.3.0
 PyYAML>=5.4.1;python_version>="3.6"
 certifi>=2020.12.5
-six==1.15.0
+six==1.16.0
 nose==1.3.7
 ipdb==0.13.4;python_version<"3.6"
 ipdb==0.13.7;python_version>="3.6"
@@ -36,7 +36,7 @@ py==1.8.1;python_version<"3.5"
 py==1.10.0;python_version>="3.5"
 pytest==4.6.11;python_version<"3.5"
 pytest==6.1.2;python_version>="3.5" and python_version<"3.6"
-pytest==6.2.3;python_version>="3.6"
+pytest==6.2.4;python_version>="3.6"
 pytest-forked==1.3.0
 pytest-html==1.22.1;python_version<"3.6"
 pytest-html==2.0.1;python_version>="3.6"
@@ -67,12 +67,12 @@ decorator==4.4.2
 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==7.23.0;python_version>="3.7"
+ipython==7.23.1;python_version>="3.7"
 matplotlib-inline==0.1.2;python_version>="3.7"
 colorama==0.4.4
 pathlib2==2.3.5;python_version<"3.5"
 importlib-metadata==2.0.0;python_version<"3.6"
-virtualenv>=20.4.4
+virtualenv>=20.4.6
 pymysql==0.10.1;python_version<"3.6"
 pymysql==1.0.2;python_version>="3.6"
 pyotp==2.6.0

setup.py

@@ -119,14 +119,14 @@
         "typing-extensions>=3.10.0.0",
         'setuptools>=44.1.1;python_version<"3.5"',
         'setuptools>=50.3.2;python_version>="3.5" and python_version<"3.6"',
-        'setuptools>=56.0.0;python_version>="3.6"',
+        'setuptools>=56.1.0;python_version>="3.6"',
         'setuptools-scm==5.0.2;python_version<"3.6"',
         'setuptools-scm>=6.0.1;python_version>="3.6"',
         "wheel>=0.36.2",
         "attrs>=20.3.0",
         'PyYAML>=5.4.1;python_version>="3.6"',
         "certifi>=2020.12.5",
-        "six==1.15.0",
+        "six==1.16.0",
         "nose==1.3.7",
         'ipdb==0.13.4;python_version<"3.6"',
         'ipdb==0.13.7;python_version>="3.6"',
@@ -151,7 +151,7 @@
         'py==1.10.0;python_version>="3.5"',
         'pytest==4.6.11;python_version<"3.5"',
         'pytest==6.1.2;python_version>="3.5" and python_version<"3.6"',
-        'pytest==6.2.3;python_version>="3.6"',
+        'pytest==6.2.4;python_version>="3.6"',
         "pytest-forked==1.3.0",
         'pytest-html==1.22.1;python_version<"3.6"',
         'pytest-html==2.0.1;python_version>="3.6"',
@@ -182,12 +182,12 @@
         '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==7.23.0;python_version>="3.7"',
+        'ipython==7.23.1;python_version>="3.7"',
         'matplotlib-inline==0.1.2;python_version>="3.7"',
         "colorama==0.4.4",
         'pathlib2==2.3.5;python_version<"3.5"',  # Sync with "virtualenv"
         'importlib-metadata==2.0.0;python_version<"3.6"',  # Sync "virtualenv"
-        "virtualenv>=20.4.4",  # Sync with importlib-metadata and pathlib2
+        "virtualenv>=20.4.6",  # Sync with importlib-metadata and pathlib2
         'pymysql==0.10.1;python_version<"3.6"',
         'pymysql==1.0.2;python_version>="3.6"',
         "pyotp==2.6.0",