feat(ts): treesitter supports variables in python (#227)

queries/python/aerial.scm

@@ -7,3 +7,8 @@
   name: (identifier) @name
   (#set! "kind" "Class")
   ) @type
+
+(assignment
+  left: (_) @name
+  (#set! "kind" "Variable")
+  ) @type

tests/treesitter/python_spec.lua

@@ -32,6 +32,15 @@ describe("treesitter python", function()
           },
         },
       },
+      {
+        kind = "Variable",
+        name = "var",
+        level = 0,
+        lnum = 9,
+        col = 0,
+        end_lnum = 9,
+        end_col = 10,
+      },
     })
   end)
 end)

tests/treesitter/python_test.py

@@ -5,3 +5,5 @@ def fn_1():
 class cl_1:
     def meth_1(self):
         pass
+
+var = 'hi'