Require Python 3.7

Author: Cito

setup.py

@@ -37,7 +37,6 @@
         'License :: OSI Approved :: MIT License',
         'Programming Language :: Python',
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
@@ -60,5 +59,8 @@
             'https://github.com/WebwareForPython/DBUtils'},
     platforms=['any'],
     license='MIT License',
-    packages=['dbutils']
+    packages=['dbutils'],
+    extras_require={
+        "pg": ["PyGreSQL >= 5"]
+    }
 )

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py3{6,7,8,9,10,11}, ruff, manifest, docs, spell
+envlist = py3{7,8,9,10,11}, ruff, manifest, docs, spell
 
 [testenv]
 setenv =