#!/usr/bin/env python
 
import getpass, imaplib, email, os
from email import parser
 
detach_dir = '/home/samba/shares/unique'
M = imaplib.IMAP4('mail.ru')
M.login('test@mail.ru', 'password')
M.select()
typ, data = M.search(None, 'FROM', '"test@mail.ru"')
for num in data[0].split():
    typ, data = M.fetch(num, '(RFC822)')
    email_body = data[0][1] # getting the mail content
    mail = email.message_from_string(email_body) # parsing the mail content to get a mail object
    
    #Check if any attachments at all
    if mail.get_content_maintype() != 'multipart':
    continue
 
    print "["+mail["From"]+"] :" + mail["Subject"]
    
    # we use walk to create a generator so we can iterate on the parts and forget about the recursive headache
    for part in mail.walk():
        # multipart are just containers, so we skip them
    if part.get_content_maintype() == 'multipart':
        continue
    
        # is this part an attachment ?
        if part.get('Content-Disposition') is None: 
        continue
    
    filename = part.get_filename()
        counter = 1
        
        # if there is no filename, we create one with a counter to avoid duplicates
        if not filename:
            filename = 'part-%03d%s' % (counter, 'bin')
        counter += 1
    
    att_path = os.path.join(detach_dir, filename)
        
        #Check if its already there
        if not os.path.isfile(att_path) :
        # finally write the stuff
        fp = open(att_path, 'wb')
            fp.write(part.get_payload(decode=True))
            fp.close()
    
M.close()
M.logout()

#!/usr/bin/env python
 
import getpass, imaplib, email, os
from email import parser
 
detach_dir = '/home/samba/shares/unique'
detach_new = '/home/samba/shares/unique/%s/' % datetime.date.today()   <-----------------
M = imaplib.IMAP4('mail.ru')
M.login('test@mail.ru', 'password')
M.select()
typ, data = M.search(None, 'ALL') <-----------------
if data != ['']:            <-----------------
    os.makedirs(detach_new)  <-----------------
for num in data[0].split():
    typ, data = M.fetch(num, '(RFC822)')
    email_body = data[0][1] # getting the mail content
    mail = email.message_from_string(email_body) # parsing the mail content to get a mail object
    
    #Check if any attachments at all
    if mail.get_content_maintype() != 'multipart':
    continue
 
    print "["+mail["From"]+"] :" + mail["Subject"]
    
    # we use walk to create a generator so we can iterate on the parts and forget about the recursive headache
    for part in mail.walk():
        # multipart are just containers, so we skip them
    if part.get_content_maintype() == 'multipart':
        continue
    
        # is this part an attachment ?
        if part.get('Content-Disposition') is None: 
        continue
    
    filename = part.get_filename()
        counter = 1
        
        # if there is no filename, we create one with a counter to avoid duplicates
        if not filename:
            filename = 'part-%03d%s' % (counter, 'bin')
        counter += 1
    
    att_path = os.path.join(detach_new, filename)  <-----------------
        
        #Check if its already there
        if not os.path.isfile(att_path) :
        # finally write the stuff
        fp = open(att_path, 'wb')
            fp.write(part.get_payload(decode=True))
            fp.close()
    M.store(num, '+FLAGS', '\\Deleted')  <-----------------
M.close()
M.logout()

Traceback (most recent call last):
  File "./imap_detach_folder.py", line 19, in <module>
    os.makedirs(detach_new)
  File "/usr/lib/python2.5/os.py", line 171, in makedirs
    mkdir(name, mode)
OSError: [Errno 17] File exists: '/home/samba/shares/unique/2014-03-31/'

if not os.path.isdir(detach_new):
    os.makedirs(detach_new)

#Check if any attachments at all
if mail.get_content_maintype() == 'multipart': 
    # здесь обрабатываем письмо с вложением
M.store(num, '+FLAGS', '\\Deleted')
...

#!/usr/bin/env python
 
import getpass, imaplib, email, os
from email import parser
 
detach_dir = '/home/samba/shares/unique'
detach_new = '/home/samba/shares/unique/%s/' % datetime.date.today()   
M = imaplib.IMAP4('mail.ru')
M.login('test@mail.ru', 'password')
M.select()
typ, data = M.search(None, 'ALL') 
if data != ['']:            
    if not os.path.isdir(detach_new):  <-----------------
        os.makedirs(detach_new)  
for num in data[0].split():
    typ, data = M.fetch(num, '(RFC822)')
    email_body = data[0][1] # getting the mail content
    mail = email.message_from_string(email_body) # parsing the mail content to get a mail object
    
    #Check if any attachments at all
    if mail.get_content_maintype() != 'multipart':
        M.store(num, '+FLAGS', '\\Deleted')   <-----------------
        continue
 
    print "["+mail["From"]+"] :" + mail["Subject"]
    
    # we use walk to create a generator so we can iterate on the parts and forget about the recursive headache
    for part in mail.walk():
        # multipart are just containers, so we skip them
    if part.get_content_maintype() == 'multipart':
        continue
    
        # is this part an attachment ?
        if part.get('Content-Disposition') is None: 
        continue
    
    filename = part.get_filename()
        counter = 1
        
        # if there is no filename, we create one with a counter to avoid duplicates
        if not filename:
            filename = 'part-%03d%s' % (counter, 'bin')
        counter += 1
    
    att_path = os.path.join(detach_new, filename)  
        
        #Check if its already there
        if not os.path.isfile(att_path) :
        # finally write the stuff
        fp = open(att_path, 'wb')
            fp.write(part.get_payload(decode=True))
            fp.close()
    M.store(num, '+FLAGS', '\\Deleted')  
M.close()
M.logout()

mail.get_content_maintype() != 'multipart'

print mail['Date']

Tue, 01 Apr 2014 10:35:11 +0400

day = mail['Date']
newday = day[5:16]
print(newday)

01 Apr 2014

>>> from dateutil import parser
>>> parser.parse("Tue, 01 Apr 2014 10:35:11 +0400")
datetime.datetime(2014, 4, 1, 10, 35, 11, tzinfo=tzoffset(None, 14400))

from dateutil import parser
...
day = mail['Date']
newday = dateutil.parser.parse(day)

Traceback (most recent call last):
  File "./imap_detach_folder.py", line 39, in <module>
    newday = dateutil.parser.parse(day)
NameError: name 'dateutil' is not defined

day = mail['Date']
newday = parser.parse(day).date()
print(newday)

#!/usr/bin/env python
import getpass, imaplib, email, os, datetime
from email import parser
from dateutil import parser
M = imaplib.IMAP4('mail.ru')
M.login('test@mail.ru', 'password')
M.select()
typ, data = M.search(None, 'ALL')
for num in data[0].split():
    typ, data = M.fetch(num, '(RFC822)')
    email_body = data[0][1] # getting the mail content
    mail = email.message_from_string(email_body) # parsing the mail content to get a mail object
    #Check if any attachments at all
    if mail.get_content_maintype() != 'multipart':
        M.store(num, '+FLAGS', '\\Deleted')
        continue
    # we use walk to create a generator so we can iterate on the parts and forget about the recursive headache
    for part in mail.walk():
        # multipart are just containers, so we skip them
        if part.get_content_maintype() == 'multipart':
            day = str(parser.parse(mail['Date']).date())
            detach_dir = '/home/samba/shares/unique/' + day + '/'
            if not os.path.isdir(detach_dir):
                os.makedirs(detach_dir)
            continue
        # is this part an attachment ?
        if part.get('Content-Disposition') is None:
            continue
        filename = part.get_filename()
        counter = 1
        # if there is no filename, we create one with a counter to avoid duplicates
        if not filename:
            filename = 'part-%03d%s' % (counter, 'bin')
            counter += 1
        att_path = os.path.join(detach_dir, filename)
        #Check if its already there
        if not os.path.isfile(att_path) :
            # finally write the stuff
            fp = open(att_path, 'wb')
            fp.write(part.get_payload(decode=True))
            fp.close()
    M.store(num, '+FLAGS', '\\Deleted')
M.close()
M.logout()