Merge pull request #542 from nu-radio/fix-noiseImporter

Skip empty strings as noise folders. Might occure if noise folder not…

NuRadioReco/modules/measured_noise/RNO_G/noiseImporter.py

@@ -73,10 +73,13 @@ def begin(self, noise_folders, file_pattern="*",
 
         if not isinstance(noise_folders, list):
             noise_folders = [noise_folders]
-
+                    
         # find all subfolders
         noise_files = []
         for noise_folder in noise_folders:
+            if noise_folder == "":
+                continue
+
             noise_files += glob.glob(f"{noise_folder}/**/{file_pattern}root", recursive=True)
         self.__noise_folders = np.unique([os.path.dirname(e) for e in noise_files])