Import Diaro journal entries and render to another format

diaro.py

"""
Output:

### 2020-06-08 12:00
Title and contents are here

### 2020-06-09 12:00
Another title and contents are here
"""

from datetime import datetime
from collections import namedtuple

INPUT = 'entryExport.txt'
OUTPUT = 'output.txt'

Entry = namedtuple('Entry', 'date content')


def load(filename):
    with open(filename, encoding='utf-8-sig') as f:
        text = f.read()

    items = text.split('------------------------------------------------------------------------------------------------')
    items = [entry.strip() for entry in items]

    return items[::-1]
  
  
def parse(item): 
    try:
        date, content = item.split('\n', 1)
    except ValueError:  
        print('ERROR: ' + item) 
        return None

    date = datetime.strptime(date, '%d %B %Y, %A %I:%M %p')
    date = date.strftime('%Y-%m-%d %H:%M')

    content = content.strip().replace('::: ', '').replace(' :::\n\n', ' ')
    # delete weather
    content = '\n'.join([line for line in content.split('\n') if not 'Weather: ' in line])
    content = content.strip()

    return Entry(date, content)
 

def render(item):
    return f'### {item.date}\n{item.content}\n'

  
if __name__ == '__main__':
    with open(OUTPUT, 'wt', encoding='utf-8') as output:
        for item in load(INPUT): 
            entry = parse(item)
            print(render(entry), file=output)