python-sql-lessons/python_sql/README.md

Plan for Python + SQL

Lessons

1. Install a Python virtual environment
2. Install psychopg2-binary
3. Connect to Postgres via Python
4. Running Queries with Python
5. Migrating data to a SQLite
6. Exporting data to CSV
7. Create an API with Flask
8. Create a web UI to customize automation

Install a Python virtual environment

python3 -m venv ~/my-env
source ~/my-env/bin/activate

Install psychopg2-binary

python -m pip install psycopg2-binary

Connect to Postgres via Python

import psycopg2
conn = psycopg2.connect(
    database="supertest_lab"
)

Running Queries with Python

cursor = conn.cursor()
cursor.execute("SELECT * FROM people")
print(cursor.fetchall())

Labs

1. create a terminal based customer relationship management tool
2. migrate the CRM from previous lab to simple web app with an API