Seems Like Coursera API or Authentication problem

### Subject of the issue Seems Like Coursera API or Authentication problem I can't download the course content using either: coursera-dl -u 'email' -p 'password' what-is-datascience or coursera-dl -ca 'cauth value' what-is-datascience --------------------------------------------------------------------------------------------------------------- ### Your environment * Operating System (name/version): Windows 11 Pro, version: 23H2, OS build: 22631.4037 * Python version: 3.12.4 * coursera-dl version: 0.11.5 --------------------------------------------------------------------------------------------------------------- ### Steps to reproduce Tell us how to reproduce this issue, please don't forget to include enough information so that you can help us help you: I press win+r to open the terminal and then type either coursera-dl -u 'email' -p 'password' what-is-datascience or coursera-dl -ca 'cauth value' what-is-datascience and none of them work --------------------------------------------------------------------------------------------------------------- * Is the problem happening with the latest version of the script? I don't get the question --------------------------------------------------------------------------------------------------------------- * Do you have all the recommended versions of the modules? See them in the file `requirements.txt`. yes, I'm positive. --------------------------------------------------------------------------------------------------------------- * What is the course that you are trying to access? what is data science in the specialization "IBM data science" https://www.coursera.org/learn/what-is-datascience?specialization=ibm-data-science --------------------------------------------------------------------------------------------------------------- * What is the precise command line that you are using coursera-dl -u 'email' -p 'password' what-is-datascience or coursera-dl -ca 'cauth value' what-is-datascience --------------------------------------------------------------------------------------------------------------- * What are the precise messages that you get? when I use "coursera-dl -u 'email' -p 'password' what-is-datascience" I get:  C:\Users\DELL2020>coursera-dl -u 'email' -p 'password' what-is-datascience coursera_dl version 0.11.5 Traceback (most recent call last): File "C:\Users\DELL2020\AppData\Local\Programs\Python\Python312\Lib\site-packages\coursera\cookies.py", line 148, in login r.raise_for_status() File "C:\Users\DELL2020\AppData\Local\Programs\Python\Python312\Lib\site-packages\requests\models.py", line 1024, in raise_for_status raise HTTPError(http_error_msg, response=self) requests.exceptions.HTTPError: 400 Client Error: Bad Request for url: https://api.coursera.org/api/login/v3 During handling of the above exception, another exception occurred: Traceback (most recent call last): File "", line 198, in _run_module_as_main File "", line 88, in _run_code File "C:\Users\DELL2020\AppData\Local\Programs\Python\Python312\Scripts\coursera-dl.exe\__main__.py", line 7, in File "C:\Users\DELL2020\AppData\Local\Programs\Python\Python312\Lib\site-packages\coursera\coursera_dl.py", line 239, in main login(session, args.username, args.password) File "C:\Users\DELL2020\AppData\Local\Programs\Python\Python312\Lib\site-packages\coursera\cookies.py", line 155, in login raise AuthenticationFailed('Cannot login on coursera.org: %s' % e) coursera.cookies.AuthenticationFailed: Cannot login on coursera.org: 400 Client Error: Bad Request for url: https://api.coursera.org/api/login/v3 //////////////////// and when I use "coursera-dl -ca 'cauth value' what-is-datascience" I get:  C:\Users\DELL2020>coursera-dl -ca 'cauth value' what-is-datascience coursera_dl version 0.11.5 Downloading class: what-is-datascienece (1 / 1) Parsing syllabus of on-demand course (id=r0GnHOZaEees-Q6jQMxlrg). This may take some time, please be patient ... Error 404 Client Error: Not Found for url: https://api.coursera.org/api/onDemandCourseMaterials.v1/?q=slug&slug=what-is-datascience&includes=moduleIds%2ClessonIds%2CpassableItemGroups%2CpassableItemGroupChoices%2CpassableLessonElements%2CitemIds%2Ctracks&fields=moduleIds%2ConDemandCourseMaterialModules.v1(name%2Cslug%2Cdescription%2CtimeCommitment%2ClessonIds%2Coptional)%2ConDemandCourseMaterialLessons.v1(name%2Cslug%2CtimeCommitment%2CelementIds%2Coptional%2CtrackId)%2ConDemandCourseMaterialPassableItemGroups.v1(requiredPassedCount%2CpassableItemGroupChoiceIds%2CtrackId)%2ConDemandCourseMaterialPassableItemGroupChoices.v1(name%2Cdescription%2CitemIds)%2ConDemandCourseMaterialPassableLessonElements.v1(gradingWeight)%2ConDemandCourseMaterialItems.v1(name%2Cslug%2CtimeCommitment%2Ccontent%2CisLocked%2ClockableByItem%2CitemLockedReasonCode%2CtrackId)%2ConDemandCourseMaterialTracks.v1(passablesCount)&showLockedItems=true getting page https://api.coursera.org/api/onDemandCourseMaterials.v1/?q=slug&slug=what-is-datascience&includes=moduleIds%2ClessonIds%2CpassableItemGroups%2CpassableItemGroupChoices%2CpassableLessonElements%2CitemIds%2Ctracks&fields=moduleIds%2ConDemandCourseMaterialModules.v1(name%2Cslug%2Cdescription%2CtimeCommitment%2ClessonIds%2Coptional)%2ConDemandCourseMaterialLessons.v1(name%2Cslug%2CtimeCommitment%2CelementIds%2Coptional%2CtrackId)%2ConDemandCourseMaterialPassableItemGroups.v1(requiredPassedCount%2CpassableItemGroupChoiceIds%2CtrackId)%2ConDemandCourseMaterialPassableItemGroupChoices.v1(name%2Cdescription%2CitemIds)%2ConDemandCourseMaterialPassableLessonElements.v1(gradingWeight)%2ConDemandCourseMaterialItems.v1(name%2Cslug%2CtimeCommitment%2Ccontent%2CisLocked%2ClockableByItem%2CitemLockedReasonCode%2CtrackId)%2ConDemandCourseMaterialTracks.v1(passablesCount)&showLockedItems=true The server replied: Coursera - API Route Does Not Exist HTTPError 404 Client Error: Not Found for url: https://api.coursera.org/api/onDemandCourseMaterials.v1/?q=slug&slug=what-is-datascience&includes=moduleIds%2ClessonIds%2CpassableItemGroups%2CpassableItemGroupChoices%2CpassableLessonElements%2CitemIds%2Ctracks&fields=moduleIds%2ConDemandCourseMaterialModules.v1(name%2Cslug%2Cdescription%2CtimeCommitment%2ClessonIds%2Coptional)%2ConDemandCourseMaterialLessons.v1(name%2Cslug%2CtimeCommitment%2CelementIds%2Coptional%2CtrackId)%2ConDemandCourseMaterialPassableItemGroups.v1(requiredPassedCount%2CpassableItemGroupChoiceIds%2CtrackId)%2ConDemandCourseMaterialPassableItemGroupChoices.v1(name%2Cdescription%2CitemIds)%2ConDemandCourseMaterialPassableLessonElements.v1(gradingWeight)%2ConDemandCourseMaterialItems.v1(name%2Cslug%2CtimeCommitment%2Ccontent%2CisLocked%2ClockableByItem%2CitemLockedReasonCode%2CtrackId)%2ConDemandCourseMaterialTracks.v1(passablesCount)&showLockedItems=true --------------------------------------------------------------------------------------------------------------- ### Expected behaviour I guess it should download the course content although I do not know the path to the download folder. --------------------------------------------------------------------------------------------------------------- ### Actual behaviour It gives an error.