update kba path year

src/egon/data/datasets/emobility/motorized_individual_travel/ev_allocation.py

@@ -419,11 +419,18 @@ def allocate_evs_numbers():
     -------
 
     """
-    # Import
-    kba_data = read_kba_data()
-    rs7_data = read_rs7_data()
 
     for scenario_name in config.settings()["egon-data"]["--scenarios"]:
+        if scenario_name.startswith("status"):
+            year = int(scenario_name.split("status")[1])
+            year += 1
+            year = str(year)
+        else:
+            year = str(2020)  # fallback
+        # Import
+        kba_data = read_kba_data(year=year)
+        rs7_data = read_rs7_data()
+
         # Load scenario params
         scenario_parameters = get_sector_parameters(
             "mobility", scenario=scenario_name

src/egon/data/datasets/emobility/motorized_individual_travel/helpers.py

@@ -85,14 +85,21 @@
 MVGD_MIN_COUNT = 3600 if TESTMODE_OFF else 150
 
 
-def read_kba_data():
+def read_kba_data(year=None):
     """Read KBA data from CSV"""
-    return pd.read_csv(
-        WORKING_DIR
-        / egon.data.config.datasets()["emobility_mit"]["original_data"][
-            "sources"
-        ]["KBA"]["file_processed"]
-    )
+    p = WORKING_DIR / egon.data.config.datasets()["emobility_mit"]["original_data"][
+        "sources"]["KBA"]["file_processed"]
+    if year:
+        try:
+            p.replace("YEAR", "2020")
+            return pd.read_csv(p)
+        except Exception as E:
+            print(f"Cannot read_csv for p {p} due to {E}")
+
+    # fallback default
+    p = WORKING_DIR / egon.data.config.datasets()["emobility_mit"]["original_data"][
+        "sources"]["KBA"]["file_processed"]
+    return pd.read_csv(p)
 
 
 def read_rs7_data():