Add Pipfile and lockfile to track dependencies

Author: samwelkanda

Pipfile

@@ -0,0 +1,15 @@
+[[source]]
+url = "https://pypi.org/simple"
+verify_ssl = true
+name = "pypi"
+
+[packages]
+requests = "==2.23.0"
+
+[dev-packages]
+coverage = "==5.0.3"
+pylint = "==2.4.4"
+responses = "==0.10.12"
+flit = "==2.2.0"
+azure-identity = "==1.3.1"
+