Increased minimal version of Python 3.x to 3.7 instead of 3.6. We have too much trouble with 3.6 and some of our dependencies don't support it anymore.

bazarr.py

@@ -14,7 +14,7 @@ from libs.six import PY3
 def check_python_version():
     python_version = platform.python_version_tuple()
     minimum_py2_tuple = (2, 7, 13)
-    minimum_py3_tuple = (3, 6, 0)
+    minimum_py3_tuple = (3, 7, 0)
     minimum_py2_str = ".".join(str(i) for i in minimum_py2_tuple)
     minimum_py3_str = ".".join(str(i) for i in minimum_py3_tuple)
 

views/menu.tpl

@@ -237,7 +237,7 @@
 						<i class="python icon"></i>
 						<div class="content">
 							<div class="header">Python deprecation warning</div>
-							<p><b><u>Bazarr won't update anymore until you upgrade Python!</u></b></p>Bazarr is now compatible with Python 3.6 and newer. You must upgrade Python as we don't support Python 2.x anymore.
+							<p><b><u>Bazarr won't update anymore until you upgrade Python!</u></b></p>Bazarr is now compatible with Python 3.7 and newer. You must upgrade Python as we don't support Python 2.x anymore.
 							<div class="ui bulleted list">
 							    % if os.name == 'posix':
 								<div class="item">If you are running under Docker, don't worry, we'll take care of this for you. Just pull the new image.</div>