/usr/bin/env: 'python3\r': No such file or directory But I followed Kenneth's code exactly!

#!/usr/bin/env python3

import datetime

from peewee import *

db = SqliteDatabase('diary.db')


class Entry(Model):
    content = TextField()
    timestamp = DateTimeField(default=datetime.datetime.now)

    class Meta:
        database = db


def initialize():
    """Create the database and the table if they dont exist."""
    db.connect()
    db.create_tables([Entry], safe=True)


def menu_loop():
    """Show the menu"""


def add_entry():
    """Add an entry."""


def view_entries():
    """View previous entries."""


def delete_entry(entry):
    """Delete an entry."""


if __name__ == '__main__':
    initialize()
    menu_loop()