Add get() to Settings

README.md

@@ -263,4 +263,4 @@ Gröhl, Janek, Kris K. Dreher, Melanie Schellenberg, Tom Rix, Niklas Holzwarth,
 
 This project has received funding from the European Research Council (ERC) under the European Union’s Horizon 2020 research and innovation programme (grant agreement No. [101002198]).
 
-![ERC](docs/source/images/LOGO_ERC-FLAG_EU_.jpg "ERC")
+![ERC](https://github.com/IMSY-DKFZ/simpa/raw/main/docs/source/images/LOGO_ERC-FLAG_EU_.jpg "ERC")

simpa/utils/settings.py

@@ -69,6 +69,11 @@ def __delitem__(self, key):
             except KeyError:
                 raise KeyError("The key '{}' is not in the Settings dictionary".format(key)) from None
 
+    def get(self, key, default=None):
+        if self.__contains__(key):
+            return self[key]
+        return default
+
     def get_volume_dimensions_voxels(self):
         """
         returns: tuple