from jinja2 import Environment, FileSystemLoader
import os

# Create an agenda instance
agenda = Agenda()

# Set up Jinja2 environment and load the template
env = Environment(loader=FileSystemLoader(searchpath="./templates"))
template = env.get_template('calendar.html')

# Render the template with the agenda data
output = template.render(
    current_day=agenda.current_day,
    current_year=agenda.current_year,
    days_of_week=agenda.days_of_week,
    calendar=agenda.calendar
)

# Save the rendered output or print it
with open('output_calendar.html', 'w') as file:
    file.write(output)