Add try/except to wind rose loader

floris/wind_data.py

@@ -1,6 +1,8 @@
 from __future__ import annotations
 
+import inspect
 from abc import abstractmethod
+from pathlib import Path
 
 import matplotlib.cm as cm
 import matplotlib.pyplot as plt
@@ -680,7 +682,13 @@ def read_csv_long(file_path: str,
         """
 
         # Read in the CSV file
-        df = pd.read_csv(file_path, sep=sep)
+        try:
+            df = pd.read_csv(file_path, sep=sep)
+        except FileNotFoundError:
+            # If the file cannot be found, then attempt the level above
+            base_fn = Path(inspect.stack()[-1].filename).resolve().parent
+            file_path = base_fn / file_path
+            df = pd.read_csv(file_path, sep=sep)
 
         # Check that ti_col_or_value is a string or a float
         if not isinstance(ti_col_or_value, (str, float)):