opencensus: init at 0.11.0

update hash

use python.sitePackage

add pythonImportsCheck

pkgs/development/python-modules/opencensus/default.nix

@@ -0,0 +1,55 @@
+{ buildPythonPackage
+, fetchPypi
+, lib
+, python
+, unittestCheckHook
+, google-api-core
+}:
+
+let
+  opencensus-context = buildPythonPackage rec {
+    pname = "opencensus-context";
+    version = "0.1.3";
+
+    checkInputs = [ unittestCheckHook ];
+
+    src = fetchPypi {
+      inherit pname version;
+      sha256 = "sha256-oDEIw8ENjIC7Xd9cih8DMWH6YZcqmRf5ubOhhRfwCIw=";
+    };
+  };
+in
+buildPythonPackage rec {
+  pname = "opencensus";
+  version = "0.11.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-AmIWq6uJ2U2FBJLz3GWVAFXsT4QRX6bHvq/7pEo0bkI=";
+  };
+
+  buildInputs = [
+    # opencensus-context is embedded in opencensus
+    opencensus-context
+  ];
+
+  propagatedBuildInputs = [
+    google-api-core
+  ];
+
+  postInstall = ''
+    ln -sf ${opencensus-context}/${python.sitePackages}/opencensus/common/runtime_context \
+      $out/${python.sitePackages}/opencensus/common/
+  '';
+
+  checkInputs = [ unittestCheckHook ];
+
+  pythonImportsCheck = [ "opencensus" ];
+
+  meta = with lib; {
+    description = "A stats collection and distributed tracing framework";
+    homepage = "https://github.com/census-instrumentation/opencensus-python";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ billhuang ];
+  };
+}