#! /usr/bin/env python# Print From and Subject of messages in $MAIL.# Extension to multiple mailboxes and other bells & whistles are left# as exercises for the reader.import sys, os# Open mailbox file. Exits with exception when this fails.try: mailbox = os.environ['MAIL']except (AttributeError, KeyError): sys.stderr.write('No environment variable $MAIL\n') sys.exit(2)try: mail = open(mailbox)except IOError: sys.exit('Cannot open mailbox file: ' + mailbox)while 1: line = mail.readline() if not line: break # EOF if line.startswith('From '): # Start of message found print line[:-1], while 1: line = mail.readline() if not line or line == '\n': break if line.startswith('Subject: '): print repr(line[9:-1]), print
#! /usr/bin/env python
# Print From and Subject of messages in $MAIL.
# Extension to multiple mailboxes and other bells & whistles are left
# as exercises for the reader.
import sys, os
# Open mailbox file. Exits with exception when this fails.
try:
mailbox = os.environ['MAIL']
except (AttributeError, KeyError):
sys.stderr.write('No environment variable $MAIL\n')
sys.exit(2)
try:
mail = open(mailbox)
except IOError:
sys.exit('Cannot open mailbox file: ' + mailbox)
while 1:
line = mail.readline()
if not line:
break # EOF
if line.startswith('From '):
# Start of message found
print line[:-1],
while 1:
line = mail.readline()
if not line or line == '\n':
break
if line.startswith('Subject: '):
print repr(line[9:-1]),
print