Removing non existing stable Python 3.7 version from TravisCI config

.travis.yml

@@ -2,7 +2,6 @@ language: python
 python:
 - "2.7"
 - "3.6"
-- "3.7"
 addons:
   apt:
     packages:

pre_commit_hooks/validate_html.py

@@ -1,10 +1,10 @@
 from __future__ import print_function
 import argparse, contextlib, logging, os, shutil, sys
+from six import raise_from, text_type
 from jinja2 import Environment, FileSystemLoader
 from jinja2.defaults import DEFAULT_NAMESPACE
 from jinja2.runtime import Context
 from jinja2.utils import concat
-from six import raise_from, text_type
 from pybars import Compiler as PybarCompiler, PybarsError
 from html5validator.validator import Validator
 

tests/jinja-base.html

@@ -2,4 +2,4 @@
 {% block title %}
 {% endblock %}
 {% block content %}
-{% endblock %}
+{% endblock %}

tests/jinja-partial.html

@@ -1 +1 @@
-partial.html content
+partial.html content

tests/jinja-template.html

@@ -14,4 +14,4 @@
 {% include "jinja-partial.html" %}
 {% endblock %}
 {% for icon, link in SOCIAL %}
-{% endfor %}
+{% endfor %}