Merge pull request #130 from mrcool7387/patch-2

Created snippet custom-exception-type.md

Author: Mathys-Gasnier

snippets/python/error-handling/custom-exception-type.md

@@ -0,0 +1,18 @@
+---
+title: Create Custom Exception Type
+description: Create a Custom Exception Type that can be called with raise.
+author: mrcool7387
+tags: python,error-creation,organisation,utility
+---
+
+```py
+class ExceptionName(BaseException):
+    def __init__(message: str):
+        super().__init__(message)
+
+# Usage
+a: int = 1
+
+if a > 0:
+  raise ExceptionName('Error Message')
+```