freeze dependencies version to ensure compatibility

These changes ensure to you to always use a compatible version of your dependencies. Also you need to use a tool like https://github.com/pyupio/pyup to check periodicaly update and to test compatibility of these update on your master branch before creating a new release via git tag
sourcerer-io · Aug 10, 2018 · e05fccd · e05fccd
1 parent ba1bb4e
commit e05fccd
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/requirements.txt b/requirements.txt
@@ -1,3 +1,3 @@
-absl-py
-imageio
-Pillow
+absl-py=0.2.2
+imageio==2.3.0
+Pillow==5.2.0