Merge branch 'master' into patch-3

Author: cclauss

.travis.yml

@@ -1,21 +1,19 @@
-dist: xenial
+os: linux
+dist: focal
 language: python
 
-sudo: false
-
-matrix:
+jobs:
   include:
     - python: "3.7"
       env: TOXENV=py37
-    - python: "3.8"
-      env: TOXENV=py38
+    - python: "3.9"
+      env: TOXENV=py39
 
 cache:
   - pip
 
 install:
-  - pip install tox
-  - pip install codecov
+  - pip install codecov tox
 
 script:
   - tox

patterns/behavioral/publish_subscribe.py

@@ -65,7 +65,7 @@ def main():
     >>> vani.subscribe("movie")
     >>> vani.unsubscribe("movie")
 
-    # Note that no one subscirbed to `ads`
+    # Note that no one subscribed to `ads`
     # and that vani changed their mind
 
     >>> fftv.publish("cartoon")

patterns/structural/front_controller.py

@@ -27,7 +27,7 @@ def dispatch(self, request):
         elif request.type == Request.tablet_type:
             self.tablet_view.show_index_page()
         else:
-            print("cant dispatch the request")
+            print("Cannot dispatch the request")
 
 
 class RequestController:
@@ -69,7 +69,7 @@ def main():
     Displaying tablet index page
 
     >>> front_controller.dispatch_request(Request('desktop'))
-    cant dispatch the request
+    Cannot dispatch the request
 
     >>> front_controller.dispatch_request('mobile')
     request must be a Request object

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py38,py39,cov-report
+envlist = py37,py38,py39,cov-report
 skip_missing_interpreters = true