Create a requirements file for test dependencies (#130)

Signed-off-by: gaugup <gaugup@microsoft.com>

Author: gaugup

.github/workflows/pythonpackage.yml

@@ -26,9 +26,7 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install flake8 pytest twine
-        pip install ipython
-        pip install jsonschema
+        if [ -f requirements-test.txt ]; then pip install -r requirements-test.txt; fi
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
         if [ -f requirements-deeplearning.txt ]; then pip install -r requirements-deeplearning.txt; fi
         pip install nbformat jupyter

requirements-test.txt

@@ -0,0 +1,5 @@
+flake8
+pytest
+twine
+ipython
+jsonschema