Faster integration tests

Author: NiallEgan

cmdexec/clients/python/dev_requirements.txt

@@ -0,0 +1,7 @@
+grpcio==1.41.0
+pyarrow==5.0.0
+protobuf==3.18.1
+cryptography==35.0.0
+thrift==0.13.0
+pandas==1.3.4
+future==0.18.2

cmdexec/clients/python/python-37-slim-buster.dockerfile

@@ -0,0 +1 @@
+FROM python:3.7-slim-buster

cmdexec/clients/python/test-container-with-reqs.dockerfile

@@ -1,11 +1,3 @@
-FROM python:3.7-slim-buster
-
-RUN pip install grpcio==1.41.0 \
-                pyarrow==5.0.0 \
-                protobuf==3.18.1 \
-                cryptography==35.0.0 \
-                thrift==0.13.0 \
-                pandas==1.3.4 \
-                future==0.18.2
+RUN pip install -r dev_requirements.txt
 
 ENTRYPOINT ["./docker-entrypoint.sh"]