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Problem with Updated CS50 Finance - all API calls to lookup stocks come back as None

I'm a high school teacher and have been teaching CS50 AP for about 7 years now. I like to make sure that I have a handle on all of the problem sets before going over them with my students. So, when I ...
Brian Smith's user avatar
0 votes
0 answers
65 views

PSet 9 check not working

Evening, I am getting the following error trying to run check on PSet9. I have downloaded a new empty version tested that and get the same error. I'm thinking this is a fault on the CS50 side but if ...
faarn's user avatar
  • 13
0 votes
2 answers
120 views

PSet 9 Sell handles valid sale expected to find "56.00" in page

Like others I have become stuck with the above error, although the site seems to display the correct info, any help would be appreciated: Python Flask Code: @app.route("/") @login_required ...
faarn's user avatar
  • 13
1 vote
2 answers
72 views

Week 9 - Finance - Foreign Key Mismatch

I'm trying to solve this issue for a week and nothing works! in my /buy route, I cannot update the users table with updated cash after a "buy" order is submitted. Here is an example of what ...
Julia 's user avatar
  • 21
0 votes
1 answer
97 views

Check50 PSET9 Finance Failing Throughout

First post here...seems I'm coming unstuck at the pointy end of the course. Hahaha! My code doesn't seem to be passing Check50 through Quotes/Buy/Sell - although the functionality seems to be fine ...
Jumbot's user avatar
  • 3
0 votes
1 answer
340 views

CS50 2023 Finance Check50 issue

There is no way to get rid of the following check50 error: :( logging in as registered user succeeds application raised an exception (see the log for more details) I found through googling that in ...
RaulMuroc's user avatar
0 votes
1 answer
82 views

Finance app - object is not subscriptable

I have problems with pset 9 finance. Since days I try to figure out what is wrong with my code for the sell route. I know that there a handfull of similar questions on StackExchange/StackOverflow but ...
Karl's user avatar
  • 5
0 votes
0 answers
55 views

In 'Finance' how do I get the page to load?

I have not been able to get any page to load for the Finance problem (even without me messing about with it!). I tried deleting everything and starting again like so: $ wget https://cdn.cs50.net/2021/...
Michael's user avatar
0 votes
1 answer
90 views

PSET9 FINANCE SQLITE "no such column exists" while multiplying two columns to update a third

In the Index function on APP.PY of my finance code, I'm getting "RuntimeError: no such column: total_per_share" even though I'm using "AS" to create this column -- please advise. @...
General Noob's user avatar
0 votes
1 answer
202 views

Flask/Python PSET9 Finance -- Using PRINT() to debug

Having some problems with INDEX that I figure printing variable content to console will help me solve. BUT no matter what I try, print(variable) doesn't result in anything at all on the console/...
General Noob's user avatar
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0 answers
129 views

ADD EXTRA CASH IN FINANCE

Trying to add extra cash to my pset finance. I have made as you can see below in the picture, that is adding an extra part of code to the index function(), but I'm just getting a 404 answer. Why is it ...
LUISELLA's user avatar
0 votes
1 answer
280 views

Runtime Error Unsupported Value in pset9 Finance

I'm doing Pset09 "Finance" and I have been stuck in the "index" function for quite a while. I tried to use the already existing "trans" table but I am getting an error. ...
Abdul's user avatar
  • 3
0 votes
0 answers
365 views

What's wrong with my register function? (Pset9 - Finance)

Here's my register function in application.py: @app.route("/register", methods=["GET", "POST"]) def register(): """Register user""" ...
Rodri-97's user avatar
0 votes
2 answers
538 views

CS50 IDE gives error for flask run

I was able to run flask run till yesterday. But today it is not working, it has been giving errors for SQL and I have been able to code today. It gives me this error continuously. ERROR: Error on ...
TSPR 810's user avatar
0 votes
1 answer
188 views

Blocked on C$50 Finance suggested personal touch feature - adapting index page to enable transactions in situ

Dug into the docs and trawled all the usual online sources but starting to suspect that I'm trying to solve this in a way that's impossible! This is how I've edited the index page to allow user input ...
Sion Williams's user avatar
0 votes
0 answers
765 views

Problem with endblock tag in finance. "endblock" tag unknown

{% extends "layout.html" %} {% block title %} Quote {% endblock %} {% block main %} <form action="/quote" method="post"> <div class="form-...
catnamedboo's user avatar
1 vote
2 answers
3k views

Finance: UNIQUE constraint failed: users.username

I've been struggling with this for days. Ignore the '1234' hardcoded into the "insert into" line, just using that to isolate problems. The problem I'm facing is with the username being ...
Brandon Zemel's user avatar
0 votes
1 answer
90 views

Internal Error Served if user doesn't own any shares or sell all his shares in Finance

When i sell all the shares i own or even in the case of a new registered user who doesn't own any shares; it doesn't redirect to "/" i.e the main index page but serves me an internal error. It works ...
Divij Jain's user avatar
0 votes
1 answer
45 views

finance: how to build an "active" table

I wish to know how to build a table (in HTML) where the row expand with the row I input on it. For a static table I've used: <table style="width:100%"> <tr> <th>Symbol</...
saquiel's user avatar
  • 153
1 vote
1 answer
1k views

expected 400 but got 200 OK?

I have implemented Pset-7 (Finance) but check50 shows an error called expected 400 but got 200 in all my apology pages and it is being rejected by check50. Since it successfuly landed to apology page, ...
R. Gurung's user avatar
  • 115
0 votes
1 answer
513 views

Pset7 Finance, Sell problem with POST requests

My problem is that I'm not getting any value back from my select form. I pass a list of stocks to the jinja template via return render_template("sell.html", stocks=stocks) and on the sell.html page I ...
MVierma's user avatar
  • 15
0 votes
1 answer
233 views

[pset7][Finance-SELL] bootsrap select list to accept symbol(from jinja2 Template) and pass it on to the flask

I was able to create a select list using bootstrap for my 'sell.html': <div class="form-group"> <select class="form-control","input-group" id="sel1" autocomplete="off" autofocus name="...
shaistha's user avatar
  • 117
0 votes
1 answer
119 views

db.execute() executing only single time

When I enter amount, name, expinc in my html form it works for the first time, i.e. the entered data goes into database tables for the first time but whenever I try to enter data again it doesn't ...
whodunit's user avatar
2 votes
2 answers
819 views

Using jinja to render template based on previous url - pset7 finance

For the finance website homepage, I want to render index.html differently based on the previous url. For example, if I logged in I want to render a panel saying 'logged in', but if I registered I want ...
user34304's user avatar
  • 141
0 votes
1 answer
171 views

Rectify implementation of register function in pset7 - finance (Flask)

def register(): """Register user.""" if request.method == "POST": if not request.form.get("username"): return apology("must provide username") elif not request....
user34304's user avatar
  • 141
0 votes
1 answer
68 views

Flask column order randomly changes whenever I refresh local host

Whenever, I hit ctrl + s / close and re-open IDE, and then reload my local page for CS50 finance, I seem to experience a very weird issue of randomly changing column order. This happens without me ...
idol2k's user avatar
  • 5
0 votes
1 answer
84 views

PSet 7: Issues with flask table output - hint needed

I am trying to produce table headings using loop in flash but I get new lines after each: {% extends "layout.html" %} {% block title %} Portfolio overview {% endblock %} {% block main %} {% ...
idol2k's user avatar
  • 5
5 votes
1 answer
4k views

cs50 finance / pset-7 confused on index() table

I am trying to work on pset7, but am having a problem printing it out to the screen in the table format. I have all the values I need (the values I have are correct), but just can't figure out how to ...
Chris Koro's user avatar
0 votes
1 answer
103 views

pset7: CS50 Finance, ide and flask say syntax is incorrect what am I doing wrong that I don't see?

In the "buy" function of applications.py, no matter what I type, the CS50 IDE and flask both say I have a syntax error in my program. I don't see it and have tried removing parts, checked the syntax ...
Donald Jones's user avatar
0 votes
2 answers
64 views

PS7: Please give me a hint on flask loop usage

Despite reading documentation I cannot figure out why my loop is not functioning properly and is only dynamic for stock symbol? Am I meant to be using multiple nested loops passing all prices, holding ...
idol2k's user avatar
  • 5