Split state parsing on adapter into separate func

adapter/adapter.py

@@ -39,14 +39,17 @@ def ask_engine(command):
     return result
 
 
-@app.route("/get_state/")
-def get_state():
-    state_str = ask_engine("get_state")
-    state = {
+def parse_state(state_str):
+    return {
         state_str[i + 2 : i + 4]: make_piece(state_str[i : i + 2])
         for i in range(0, len(state_str), 4)
     }
-    return flask.jsonify(state)
+
+
+@app.route("/get_state/")
+def get_state():
+    state_str = ask_engine("get_state")
+    return flask.jsonify(parse_state(state_str))
 
 
 @app.route("/get_moves/", methods=["POST"])