Add matcher

.github/python.json

@@ -0,0 +1,16 @@
+{
+    "problemMatcher": [
+        {
+            "owner": "python",
+            "pattern": [
+                {
+                    "regexp": "^\\s*File\\s\\\"(.*)\\\",\\sline\\s(\\d+),\\sin\\s(.*)\\s*raise\\s(.*)\\(\\'(.*)\\'\\)\\s*(.*)\\:\\s.*$",
+                    "file": 1,
+                    "line": 2,
+                    "severity": 4,
+                    "message": 5
+                }
+            ]
+        }
+    ]
+}