47 lines
1.6 KiB
Python
47 lines
1.6 KiB
Python
from email.mime.text import MIMEText
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def format_reminder_email(quest_id: str,
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days_signed_out: int,
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librarian_name: str,
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book_name) -> str:
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"""
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Formats an email as a plain string for sending out email reminders
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for signed out books.
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Example: format_reminder_email("s455wang", 30, "Connor Murphy", "How to Design Programs")
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"""
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assert len(quest_id) <= 8
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assert quest_id.isalnum()
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assert days_signed_out > 0
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assert librarian_name != ""
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assert book_name != ""
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email_message = MIMEText(
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"""Hi {},
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Our records indicate that you have had the book {} signed out for {} days.
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If you would like to keep this book checked out, tell us when in the next month you will return this book.
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If you think you have received this message in error, reply back to this email please!
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Otherwise, please return the book to the CS Club office (MC 3036) at your earliest convenience.
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Thank you for using the CS Club library!
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{} | Librarian
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Computer Science Club | University of Waterloo
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librarian@csclub.uwaterloo.ca""".format(
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quest_id,
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book_name,
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days_signed_out,
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librarian_name
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))
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email_message["Subject"] = "Overdue book: {}".format(book_name)
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email_message["To"] = "\"{0}@csclub.uwaterloo.ca\" <{0}@csclub.uwaterloo.ca>\n".format(quest_id)
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assert email_message.as_string().replace("\n", "").isprintable(), \
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"Our email should not have characters apart from normal characters and newline"
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return email_message.as_string()
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