Python: Regenerate parser files

python/extractor/tsg-python/tsp/src/grammar.json

@@ -1087,6 +1087,39 @@
         }
       ]
     },
+    "exception_list": {
+      "type": "SEQ",
+      "members": [
+        {
+          "type": "FIELD",
+          "name": "element",
+          "content": {
+            "type": "SYMBOL",
+            "name": "expression"
+          }
+        },
+        {
+          "type": "REPEAT1",
+          "content": {
+            "type": "SEQ",
+            "members": [
+              {
+                "type": "STRING",
+                "value": ","
+              },
+              {
+                "type": "FIELD",
+                "name": "element",
+                "content": {
+                  "type": "SYMBOL",
+                  "name": "expression"
+                }
+              }
+            ]
+          }
+        }
+      ]
+    },
     "except_clause": {
       "type": "SEQ",
       "members": [
@@ -1104,8 +1137,17 @@
                   "type": "FIELD",
                   "name": "type",
                   "content": {
-                    "type": "SYMBOL",
-                    "name": "expression"
+                    "type": "CHOICE",
+                    "members": [
+                      {
+                        "type": "SYMBOL",
+                        "name": "expression"
+                      },
+                      {
+                        "type": "SYMBOL",
+                        "name": "exception_list"
+                      }
+                    ]
                   }
                 },
                 {
@@ -1115,17 +1157,8 @@
                       "type": "SEQ",
                       "members": [
                         {
-                          "type": "CHOICE",
-                          "members": [
-                            {
-                              "type": "STRING",
-                              "value": "as"
-                            },
-                            {
-                              "type": "STRING",
-                              "value": ","
-                            }
-                          ]
+                          "type": "STRING",
+                          "value": "as"
                         },
                         {
                           "type": "FIELD",
@@ -1181,8 +1214,17 @@
               "type": "FIELD",
               "name": "type",
               "content": {
-                "type": "SYMBOL",
-                "name": "expression"
+                "type": "CHOICE",
+                "members": [
+                  {
+                    "type": "SYMBOL",
+                    "name": "expression"
+                  },
+                  {
+                    "type": "SYMBOL",
+                    "name": "exception_list"
+                  }
+                ]
               }
             },
             {

python/extractor/tsg-python/tsp/src/node-types.json

@@ -1309,6 +1309,10 @@
         "multiple": false,
         "required": false,
         "types": [
+          {
+            "type": "exception_list",
+            "named": true
+          },
           {
             "type": "expression",
             "named": true
@@ -1344,6 +1348,26 @@
       "type": {
         "multiple": false,
         "required": true,
+        "types": [
+          {
+            "type": "exception_list",
+            "named": true
+          },
+          {
+            "type": "expression",
+            "named": true
+          }
+        ]
+      }
+    }
+  },
+  {
+    "type": "exception_list",
+    "named": true,
+    "fields": {
+      "element": {
+        "multiple": true,
+        "required": true,
         "types": [
           {
             "type": "expression",