utils.py

import fsspec
import boto3
import os
import re

fs = fsspec.filesystem(
        's3',
        key=os.getenv("AWS_ACCESS_KEY"),
        secret=os.getenv("AWS_SECRET_KEY")
    )

s3_client = boto3.client(
    's3',
    aws_access_key_id=os.getenv("AWS_ACCESS_KEY"),
    aws_secret_access_key=os.getenv("AWS_SECRET_KEY")
    )

def validate_email(email):
    pattern = r'^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$'
    return re.match(pattern, email) is not None