Minor code improvements

inkycal/custom/inkycal_exceptions.py

@@ -0,0 +1,16 @@
+#!python3
+"""
+Inkycal custom Exceptions
+"""
+
+
+class SettingsFileNotFoundError(Exception):
+    def __init__(self, message="Inkycal could not find a settings.json file. Please check the settings-file path"):
+        self.message = message
+        super().__init__(self.message)
+
+
+class NetworkNotReachableError(Exception):
+    def __init__(self, message="Inkycal could not establish a connection to the web"):
+        self.message = message
+        super().__init__(self.message)