To write bots in Python, the two main options are:
pip install har2requests
From Chrome or Firefox, go to the Network tab of the Developer Tools, put the filters you want and export to HAR.
To read from a file:
har2requests input.har > output.py
To read from the clipboard:
pbpaste | har2requests - > output.py
By default, OPTIONS requests are ignored. To include them, use
When encountering errors, you can use the
--unsafe feature that will display warnings
instead of errors if the HAR file does not fit the specification.
har2requests uses string matching algorithms to find the origin of authorization headers. If your file is too big, it might be slow. You can disable it with
--exclude-cookie-headersavoids the need to manually edit the output if all cookies are assigned by the website each session (the common scenario).
--generate-assertionshelps pinpoint unexpected variations quickly.
--debug-requestshelps if you need to debug the requests/responses themselves.