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refactor: passage argparse

master
François Poulain 2 years ago
parent
commit
73b87797c1
  1. 75
      mailing.py

75
mailing.py

@ -22,27 +22,44 @@
# This program is used to mail a message to several recipients, thus
# providing customization for each recipient.
import sys, getopt, re
import argparse, sys, re
import smtplib, time, mimetypes
from email.header import Header
from email.message import EmailMessage
#
# displays usage of the program, then quit
#
def usage(returncode):
print(
"""SYNTAX:
""",
sys.argv[0],
""" -t tofile -b bodyfile [-p attachedfile]
tofile : sort of CSV file containing addresses of recipients
bodyfile : template of the mail to be sent
attachedfile : optionnal attachment
""",
)
sys.exit(returncode)
parser = argparse.ArgumentParser(
description="""
Simple mailing script.
"""
)
ma = parser.add_argument_group(title="mandatory arguments", description=None)
ma.add_argument(
"-t",
"--tofile",
metavar="TO.FILE",
type=str,
required=True,
help="Sort of CSV file containing addresses of recipients.",
)
ma.add_argument(
"-b",
"--bodyfile",
metavar="BODY.FILE",
type=str,
required=True,
help="Template of the mail to be sent",
)
parser.add_argument(
"-a",
"--attachement",
metavar="ATTACHED.FILE",
type=str,
nargs="?",
help="Optionnal attachment.",
)
TOFILE = None
@ -180,26 +197,10 @@ def send_message(message, to, attachment):
if __name__ == "__main__":
# handle options of the program
try:
opts, args = getopt.getopt(sys.argv[1:], "t:b:p:")
except getopt.error as msg:
print("getopt error: %s" % msg)
usage(1)
for name, value in opts:
if name == "-t":
TOFILE = value
elif name == "-b":
BODYFILE = value
elif name == "-p":
JOINFILE = value
else:
print("argument: ", name, " invalid")
usage(1)
if not TOFILE or not BODYFILE:
usage(1)
args = parser.parse_args()
TOFILE = args.tofile
BODYFILE = args.bodyfile
JOINFILE = args.attachement
# read the recipients file
sets = read_recipients()

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