second

app.py

@@ -12,13 +12,17 @@ from simulation_model import SimulationModel
 matplotlib.rcParams["font.family"] = ["Microsoft YaHei", "SimHei", "sans-serif"]
 matplotlib.rcParams["axes.unicode_minus"] = False
 
+# set year
+year = json.load(open('year.json', 'r', encoding='utf-8'))['year']
+filename = f"{year}"
+
 # Load default parameters from data/model_params.json
-with open("data/model_params.json", "r", encoding="utf-8") as f:
+with open(f"data/{filename}/model_params.json", "r", encoding="utf-8") as f:
     _cfg = json.load(f)
 
 def _load_factory_name_map():
     try:
-        with open("data/factory_mapping.json", "r", encoding="utf-8") as f:
+        with open(f"data/{filename}/factory_mapping.json", "r", encoding="utf-8") as f:
             data = json.load(f)
     except FileNotFoundError:
         return {}
@@ -31,9 +35,9 @@ FACTORY_NAME_MAP = _load_factory_name_map()
 def _load_product_catalog():
     try:
         try:
-            df = pd.read_csv("data/product.csv", encoding="utf-8")
+            df = pd.read_csv(f"data/{filename}/product.csv", encoding="utf-8")
         except UnicodeDecodeError:
-            df = pd.read_csv("data/product.csv", encoding="gbk")
+            df = pd.read_csv(f"data/{filename}/product.csv", encoding="gbk")
     except FileNotFoundError:
         return pd.DataFrame()
     df.columns = [c.strip() for c in df.columns]