Stop python 2.7 and 3.5 support

Author: azmeuk

CHANGES.rst

@@ -28,7 +28,7 @@ Unreleased
 -   Check for ``sqlalchemy.`` to avoid matching packages with names starting
     with ``sqlalchemy`` (6237a0f_)
 -   Use SQLAlchemy's Column.doc for WTForm's Field.description (`#21`_)
--   Style pre-commit (`#624`_)
+-   Stopped support for python < 3.5 and added a style pre-commit hook. (`#624`_)
 
 .. _#2: https://github.com/wtforms/wtforms-sqlalchemy/pull/2
 .. _#3: https://github.com/wtforms/wtforms-sqlalchemy/pull/3

setup.py

@@ -16,9 +16,7 @@
         "License :: OSI Approved :: BSD License",
         "Operating System :: OS Independent",
         "Programming Language :: Python",
-        "Programming Language :: Python :: 2.7",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.5",
         "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py27, py35, py36, py37, py38, style
+envlist = py36, py37, py38, style
 
 [testenv]
 setenv =