Provides an -e flag to Mailmans' 2.x add_members script for nomail delivery option

add_members-nomail

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>     --enable-mail=<y|n>
>     -e <y|n>
>         Enable user mail deilvery options.
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> from Mailman import MemberAdaptor
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< def addall(mlist, members, digest, ack, outfp):
---
> def addall(mlist, members, digest, ack, outfp, enable):
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<         except Errors.MembershipIsBanned, pattern:
<             print >> tee, ('%s:' %
<                            member), _('Banned address (matched %(pattern)s)')
---
>             if enable == 1:
>                 mlist.setDeliveryStatus(member, MemberAdaptor.ENABLED)
>             else:
>                 mlist.setDeliveryStatus(member, MemberAdaptor.BYADMIN)
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>             if enable == 1:
>                 mlist.setDeliveryStatus(member, MemberAdaptor.ENABLED)
>             else:
>                 mlist.setDeliveryStatus(member, MemberAdaptor.BYADMIN)
> 
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< 
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<                                    'a:n:r:d:w:h',
---
>                                    'a:n:r:e:d:w:h',
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>                                     'enable-mail=',
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>     enable_mail = 1
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>         elif opt in ('-e', '--enable-mail'):
>             if arg.lower()[0] == 'y':
>                 enable_mail = 1
>             elif arg.lower()[0] == 'n':
>                 enable_mail = 0
>             else:
>                 usage(1, _('Bad argument to -3/--enable-mail: %(arg)s'))
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<             addall(mlist, nmembers, 0, send_welcome_msg, s)
---
>             addall(mlist, nmembers, 0, send_welcome_msg, s, enable_mail)
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<             addall(mlist, dmembers, 1, send_welcome_msg, s)
---
>             addall(mlist, dmembers, 1, send_welcome_msg, s, enable_mail)
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<                 mlist.owner,
<                 Utils.get_site_email(mlist.host_name),
<                 subject,
<                 s.getvalue(),
---
>                 mlist.owner, Utils.get_site_email(), subject, s.getvalue(),