- Replace _error_code_for_message() string matching with error_code attribute on exception classes
- Add error_code to all TwitterError subclasses (AuthenticationError, RateLimitError, etc.)
- Add InvalidInputError exception class
- TwitterAPIError derives error_code from HTTP status code automatically
- auth.py: use AuthenticationError instead of RuntimeError
- cli.py: catch (TwitterError, RuntimeError) for backward compat
- Extract _fetch_and_display_users() to deduplicate followers/following commands
- Add format_iso8601() to timeutil.py
- Add createdAtISO field to tweet and user profile serialization
- New test files: test_output.py, test_cache.py, test_timeutil.py
- Expand test_filter.py (topN, score mode, custom weights, empty input)
- Tests: 152 → 194 unit tests, all passing
- Add upload_media() method to TwitterClient (INIT/APPEND/FINALIZE flow
via upload.twitter.com, supports JPEG/PNG/GIF/WebP up to 5MB)
- Extend create_tweet() and quote_tweet() with optional media_ids param
- Add --image/-i option to post, reply, and quote CLI commands (max 4)
- Add MediaUploadError exception for upload-specific error handling
- Add 6 unit tests covering upload flow, validation, and media_ids
Co-Authored-By: Catafal <67582323+Catafal@users.noreply.github.com>
- Create exceptions.py with 7 exception types: TwitterError, AuthenticationError,
RateLimitError, NotFoundError, NetworkError, QueryIdError, TwitterAPIError
- Remove inline TwitterAPIError from client.py, import from exceptions module
- Replace RuntimeError('Cannot resolve queryId') with QueryIdError
- Replace RuntimeError('User not found') with NotFoundError
- Update test assertion for new TwitterAPIError message format
