CS50 Library for Python

Installation

pip3 install cs50

Usage

import cs50

...

f = cs50.get_float();
i = cs50.get_int();
s = cs50.get_string();

Testing

In one terminal, execute:

cd python-cs50
docker compose build
docker compose up

In another terminal, execute:

docker exec -it python-cs50 bash -l

And then execute, e.g.:

python tests/sql.py

Sample Tests

import cs50
db = cs50.SQL("sqlite:///foo.db")
db.execute("CREATE TABLE IF NOT EXISTS cs50 (id INTEGER PRIMARY KEY, val TEXT, bin BLOB)")
db.execute("INSERT INTO cs50 (val) VALUES('a')")
db.execute("INSERT INTO cs50 (val) VALUES('b')")
db.execute("BEGIN")
db.execute("INSERT INTO cs50 (val) VALUES('c')")
db.execute("INSERT INTO cs50 (val) VALUES('x')")
db.execute("INSERT INTO cs50 (val) VALUES('y')")
db.execute("ROLLBACK")
db.execute("INSERT INTO cs50 (val) VALUES('z')")
db.execute("COMMIT")

---

import cs50
db = cs50.SQL("mysql://root@localhost/test")
db.execute("CREATE TABLE IF NOT EXISTS cs50 (id INTEGER PRIMARY KEY, val TEXT, bin BLOB)")
db.execute("INSERT INTO cs50 (val) VALUES('a')")
db.execute("INSERT INTO cs50 (val) VALUES('b')")
db.execute("BEGIN")
db.execute("INSERT INTO cs50 (val) VALUES('c')")
db.execute("INSERT INTO cs50 (val) VALUES('x')")
db.execute("INSERT INTO cs50 (val) VALUES('y')")
db.execute("ROLLBACK")
db.execute("INSERT INTO cs50 (val) VALUES('z')")
db.execute("COMMIT")

---

import cs50
db = cs50.SQL("postgresql://postgres@localhost/test")
db.execute("CREATE TABLE IF NOT EXISTS cs50 (id SERIAL PRIMARY KEY, val VARCHAR(16), bin BYTEA)")
db.execute("INSERT INTO cs50 (val) VALUES('a')")
db.execute("INSERT INTO cs50 (val) VALUES('b')")
db.execute("BEGIN")
db.execute("INSERT INTO cs50 (val) VALUES('c')")
db.execute("INSERT INTO cs50 (val) VALUES('x')")
db.execute("INSERT INTO cs50 (val) VALUES('y')")
db.execute("ROLLBACK")
db.execute("INSERT INTO cs50 (val) VALUES('z')")
db.execute("COMMIT")