def create_session():
from coursera.coursera_dl import get_session
from coursera.credentials import get_credentials
from coursera.cookies import login
session = get_session()
username, password = get_credentials(netrc=expanduser('~/.netrc'))
login(session, username, password)
return session
def create_session():
from coursera.coursera_dl import get_session
from coursera.credentials import get_credentials
from coursera.cookies import login
session = get_session()
username, password = get_credentials(netrc=expanduser('~/.netrc'))
login(session, username, password)
return session
def test_get_credentials_with_keyring():
if not credentials.keyring:
return None
test_get_credentials_with_username_given(True)
# Test again, this time without getpass
username, password = credentials.get_credentials(username='******',
use_keyring=True)
assert username == 'user'
assert password == 'pass'
def test_get_credentials_with_keyring():
if not credentials.keyring:
return None
test_get_credentials_with_username_given(True)
# Test again, this time without getpass
username, password = credentials.get_credentials(username='******',
use_keyring=True)
assert username == 'user'
assert password == 'pass'
def test_get_credentials_with_username_given(self):
import getpass
_getpass = getpass.getpass
getpass.getpass = lambda x: 'pass'
username, password = credentials.get_credentials(username='******')
self.assertEquals(username, 'user')
self.assertEquals(password, 'pass')
getpass.getpass = _getpass
def test_get_credentials_with_username_given():
import getpass
_getpass = getpass.getpass
getpass.getpass = lambda x: 'pass'
username, password = credentials.get_credentials(
username='******')
assertEquals(username, 'user')
assertEquals(password, 'pass')
getpass.getpass = _getpass
def test_get_credentials_with_username_given(use_keyring=False):
import getpass
_getpass = getpass.getpass
getpass.getpass = lambda x: 'pass'
username, password = credentials.get_credentials(username='******',
use_keyring=use_keyring)
assert username == 'user'
assert password == 'pass'
getpass.getpass = _getpass
def test_get_credentials_with_username_given(use_keyring=False):
import getpass
_getpass = getpass.getpass
getpass.getpass = lambda x: 'pass'
username, password = credentials.get_credentials(username='******',
use_keyring=use_keyring)
assert username == 'user'
assert password == 'pass'
getpass.getpass = _getpass
def test_get_credentials_with_username_and_password_given():
username, password = credentials.get_credentials(
username='******', password='******')
assertEquals(username, 'user')
assertEquals(password, 'pass')
def test_get_credentials_with_netrc():
username, password = credentials.get_credentials(netrc=NETRC)
assertEquals(username, '*****@*****.**')
assertEquals(password, 'secret')
def test_get_credentials_with_username_and_password_given():
username, password = credentials.get_credentials(username='******',
password='******')
assert username == 'user'
assert password == 'pass'
def test_get_credentials_with_netrc():
username, password = credentials.get_credentials(netrc=NETRC)
assert username == '*****@*****.**'
assert password == 'secret'
def test_get_credentials_with_username_and_password_given():
username, password = credentials.get_credentials(username='******',
password='******')
assert username == 'user'
assert password == 'pass'
def test_get_credentials_with_netrc():
username, password = credentials.get_credentials(netrc=NETRC)
assert username == '*****@*****.**'
assert password == 'secret'
def parse_args(args=None):
"""
Parse the arguments/options passed to the program on the command line.
"""
parser = argparse.ArgumentParser(
description='Download Coursera.org lecture material and resources.')
# Basic options
group_basic = parser.add_argument_group('Basic options')
group_basic.add_argument('class_names',
action='store',
nargs='+',
help='name(s) of the class(es) (e.g. "ml-005")')
group_basic.add_argument('-u',
'--username',
dest='username',
action='store',
default=None,
help='coursera username')
group_basic.add_argument('-p',
'--password',
dest='password',
action='store',
default=None,
help='coursera password')
group_basic.add_argument('--path',
dest='path',
action='store',
default='',
help='path to where to save the file. (Default: current directory)')
# Advanced authentication
group_adv_auth = parser.add_argument_group('Advanced authentication options')
group_adv_auth.add_argument('-c',
'--cookies_file',
dest='cookies_file',
action='store',
default=None,
help='full path to the cookies.txt file')
group_adv_auth.add_argument('-n',
'--netrc',
dest='netrc',
nargs='?',
action='store',
const=True,
default=False,
help='use netrc for reading passwords, uses default'
' location if no path specified')
group_adv_auth.add_argument('-k',
'--keyring',
dest='use_keyring',
action='store_true',
default=False,
help='use keyring provided by operating system to '
'save and load credentials')
group_adv_auth.add_argument('--clear-cache',
dest='clear_cache',
action='store_true',
default=False,
help='clear cached cookies')
# Debug options
group_debug = parser.add_argument_group('Debugging options')
group_debug.add_argument('--skip-download',
dest='skip_download',
action='store_true',
default=False,
help='for debugging: skip actual downloading of files')
group_debug.add_argument('--debug',
dest='debug',
action='store_true',
default=False,
help='print lots of debug information')
group_debug.add_argument('--version',
dest='version',
action='store_true',
default=False,
help='display version and exit')
group_debug.add_argument('-l', # FIXME: remove short option from rarely used ones
'--process_local_page',
dest='local_page',
help='uses or creates local cached version of syllabus'
' page')
# Final parsing of the options
args = parser.parse_args(args)
# Initialize the logging system first so that other functions
# can use it right away
if args.debug:
logging.basicConfig(level=logging.DEBUG,
format='%(name)s[%(funcName)s] %(message)s')
else:
logging.basicConfig(level=logging.INFO,
format='%(message)s')
# show version?
if args.version:
# we use print (not logging) function because version may be used
# by some external script while logging may output excessive information
print(__version__)
sys.exit(0)
# decode path so we can work properly with cyrillic symbols on different
# versions on Python
args.path = decode_input(args.path)
# check arguments
if args.use_keyring and args.password:
logging.warning('--keyring and --password cannot be specified together')
args.use_keyring = False
if args.use_keyring and not keyring:
logging.warning('The python module `keyring` not found.')
args.use_keyring = False
if args.cookies_file and not os.path.exists(args.cookies_file):
logging.error('Cookies file not found: %s', args.cookies_file)
sys.exit(1)
if not args.cookies_file:
try:
args.username, args.password = get_credentials(
username=args.username, password=args.password,
netrc=args.netrc, use_keyring=args.use_keyring)
except CredentialsError as e:
logging.error(e)
sys.exit(1)
return args
