Import 'email' and 'smtlib' locally since python ebuilds remove the 'email'

module when built with USE=build. (trunk r15793)

svn path=/main/branches/2.1.7/; revision=15794

diff --git a/pym/portage/mail.py b/pym/portage/mail.py
index 3836c187a4638cdd18b5f9cab3b7ee6c873563f1..722127c28df4473894de34d9f116d71ca21ab3b0 100644 (file)
--- a/pym/portage/mail.py
+++ b/pym/portage/mail.py
@@ -3,11 +3,15 @@
 # Distributed under the terms of the GNU General Public License v2
 # $Id$
 
-from email.mime.text import MIMEText
-from email.mime.multipart import MIMEMultipart as MultipartMessage
-from email.mime.base import MIMEBase as BaseMessage
-from email.header import Header
-import smtplib
+# Since python ebuilds remove the 'email' module when USE=build
+# is enabled, use a local import so that
+# portage.proxy.lazyimport._preload_portage_submodules()
+# can load this module even though the 'email' module is missing.
+# The elog mail modules won't work, but at least an ImportError
+# won't cause portage to crash during stage builds. Since the
+# 'smtlib' module imports the 'email' module, that's imported
+# locally as well.
+
 import socket
 import sys
 import time
@@ -21,16 +25,19 @@ import portage
 if sys.hexversion >= 0x3000000:
        basestring = str
 
-if sys.hexversion >= 0x3000000:
-       def TextMessage(_text):
-               mimetext = MIMEText(_text)
+def TextMessage(_text):
+       from email.mime.text import MIMEText
+       mimetext = MIMEText(_text)
+       if sys.hexversion >= 0x3000000:
                mimetext.set_charset("UTF-8")
-               return mimetext
-else:
-       TextMessage = MIMEText
+       return mimetext
 
 def create_message(sender, recipient, subject, body, attachments=None):
 
+       from email.header import Header
+       from email.mime.base import MIMEBase as BaseMessage
+       from email.mime.multipart import MIMEMultipart as MultipartMessage
+
        if sys.hexversion < 0x3000000:
                sender = _unicode_encode(sender,
                        encoding=_encodings['content'], errors='strict')
@@ -69,6 +76,9 @@ def create_message(sender, recipient, subject, body, attachments=None):
        return mymessage
 
 def send_mail(mysettings, message):
+
+       import smtplib
+
        mymailhost = "localhost"
        mymailport = 25
        mymailuser = ""