use dict.get() call when retrieving props form page

.bumpversion.cfg

@@ -0,0 +1,5 @@
+[bumpversion]
+current_version = 1.4.1
+commit = True
+tag = True
+

.gitlab-ci.yml

@@ -0,0 +1,26 @@
+image: upress/gitlab-base:23
+
+services:
+  - docker:dind
+
+variables:
+  DOCKER_HOST: tcp://localhost:2375
+  DOCKER_DRIVER: overlay
+
+stages:
+  - 📦 pypi
+  - flake
+
+build-push:
+  stage: 📦 pypi
+  script:
+    - python3 setup.py sdist
+    - twine upload --repository-url https://pkg.ubiquity.press/simple/ -u $PKG_UBIQUITY_USER -p $PKG_UBIQUITY_PW dist/*
+  only:
+    - tags
+
+flake:
+  stage: flake
+  script:
+    - flake8 wikipedia
+  allow_failure: true

wikipedia/__init__.py

@@ -1,4 +1,4 @@
 from .wikipedia import *
 from .exceptions import *
 
-__version__ = (1, 4, 0)
+__version__ = (1, 4, 1)

wikipedia/wikipedia.py

@@ -420,7 +420,7 @@ def __continued_query(self, query_params):
         for datum in pages.values():  # in python 3.3+: "yield from pages.values()"
           yield datum
       else:
-        for datum in pages[self.pageid][prop]:
+        for datum in pages[self.pageid].get(prop, []):
           yield datum
 
       if 'continue' not in request: