- Data Structure
- Networking
- RDBMS
- Operating System
- Java
- MS Excel
- iOS
- HTML
- CSS
- Android
- Python
- C Programming
- C++
- C#
- MongoDB
- MySQL
- Javascript
- PHP
- Physics
- Chemistry
- Biology
- Mathematics
- English
- Economics
- Psychology
- Social Studies
- Fashion Studies
- Legal Studies
- Selected Reading
- UPSC IAS Exams Notes
- Developer's Best Practices
- Questions and Answers
- Effective Resume Writing
- HR Interview Questions
- Computer Glossary
- Who is Who
How to write custom Python Exceptions with Error Codes and Error Messages?
We can write custom exception classes with error codes and error messages as follows:
class ErrorCode(Exception): def __init__(self, code): self.code = code try: raise ErrorCode(401) except ErrorCode as e: print "Received error with code:", e.code
We get output
C:/Users/TutorialsPoint1/~.py Received error with code: 401
We can also write custom exceptions with arguments, error codes and error messages as follows:
class ErrorArgs(Exception): def __init__(self, *args): self.args = [a for a in args] try: raise ErrorArgs(403, "foo", "bar") except ErrorArgs as e: print "%d: %s , %s" % (e.args[0], e.args[1], e.args[2])
We get following output
C:/Users/TutorialsPoint1/~.py 403: foo , bar
Advertisements