Instaloader

- Improve efficiency when re-downloading targets
- Support resuming of comments download
- Add flag `--abort-on` to abort and save resume information on HTTP errors (920),
e.g, with `--abort-on=302,400,429`, Instaloader will stop if a request is responded with a 302 redirect, a Bad Request error, or a Too Many Requests error.
- Add property `title` to Post (745, 969, 976)

Thanks to 17it151tejaschauhan for contributing to this release!

This is a **pre-release**. Install with

pip3 install --pre [--upgrade] instaloader

- Efficiency improvements for sidecar posts when downloading a profile (1026)
- Fix bug in filename generation for sidecar posts when using `{filename}` token in `--filename-pattern` (1025)

Thanks to thomas694 for contributing these fixes!

- Update rate controller according to current observations
- Update default user agent string

- Get higher Post video and StoryItem image quality if logged-in (712)
- Enable default request timeout of 300 seconds to fix indefinite wait with bad connection (810, 870)
- Advertise PEP 561 compliance
- Save content using original filenames by using `{filename}` token in `--filename-pattern` (892, 893)
- Fix efficiency bug in download_profiles() regarding the download of stories (724)
- `--slide` parameter to allow selecting range to download from a sidecar (739, 749)

Thanks to AndreaRe9, fireattack and thomas694 for contributing to this release!

Happy new year! 🎆

- Get higher Post video and StoryItem image quality if logged-in (712)
- Enable default request timeout of 300 seconds to fix indefinite wait with bad connection (810, 870)
- Advertise PEP 561 compliance
- Save content using original filenames by using `{filename}` token in `--filename-pattern` (892, 893)
- Fix efficiency bug in download_profiles() regarding the download of stories (724)
- `--slide` parameter to allow selecting range to download from a sidecar (739, 749)

- Get higher Post video and StoryItem image quality if logged-in (712)
- Enable default request timeout of 300 seconds to fix indefinite wait with bad connection (810, 870)
- Advertise PEP 561 compliance
- Save content using original filenames by using `{filename}` token in `--filename-pattern` (892, 893)
- Fix efficiency bug in download_profiles() regarding the download of stories (724)
- `--slide` parameter to allow selecting range to download from a sidecar (739, 749)

Thanks to AndreaRe9, fireattack and thomas694 for contributing to this release!

This is a **pre-release**. Install with

pip3 install --pre [--upgrade] instaloader