Fixing issue with analyze_user_post.

[Sam Bruchhaus]

analyze_user_post returns an issue in which it says that a tuple cannot be accessed as a dictionary is. I fixed the problem by editing the for loop as such (i did not have a use for post_url in my code, but it can be edited the same way.

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[Rasheed Kareem]

I am facing same issue using analyze_user_recent_post... I think the iteration now brings error