def add_arguments(self, parser):
parser.add_argument('--%s' % self.UserModel.USERNAME_FIELD,
dest=self.UserModel.USERNAME_FIELD, default=None,
help='Specifies the login for the superuser.')
parser.add_argument('--noinput', '--no-input',
action='store_false', dest='interactive', default=True,
help=('Tells Django to NOT prompt the user for input of any kind. '
'You must use --%s with --noinput, along with an option for '
'any other required field. Superusers created with --noinput will '
' not be able to log in until they\'re given a valid password.' %
self.UserModel.USERNAME_FIELD))
parser.add_argument('--database', action='store', dest='database',
default=DEFAULT_DB_ALIAS,
help='Specifies the database to use. Default is "default".')
for field in self.UserModel.REQUIRED_FIELDS:
parser.add_argument('--%s' % field, dest=field, default=None,
help='Specifies the %s for the superuser.' % field)
python类input()的实例源码
def add_arguments(self, parser):
parser.add_argument('--noinput', '--no-input',
action='store_false', dest='interactive', default=True,
help="Do NOT prompt the user for input of any kind.")
parser.add_argument('--no-post-process',
action='store_false', dest='post_process', default=True,
help="Do NOT post process collected files.")
parser.add_argument('-i', '--ignore', action='append', default=[],
dest='ignore_patterns', metavar='PATTERN',
help="Ignore files or directories matching this glob-style "
"pattern. Use multiple times to ignore more.")
parser.add_argument('-n', '--dry-run',
action='store_true', dest='dry_run', default=False,
help="Do everything except modify the filesystem.")
parser.add_argument('-c', '--clear',
action='store_true', dest='clear', default=False,
help="Clear the existing files using the storage "
"before trying to copy or link the original file.")
parser.add_argument('-l', '--link',
action='store_true', dest='link', default=False,
help="Create a symbolic link to each file instead of copying.")
parser.add_argument('--no-default-ignore', action='store_false',
dest='use_default_ignore_patterns', default=True,
help="Don't ignore the common private glob-style patterns 'CVS', "
"'.*' and '*~'.")
def add_arguments(self, parser):
parser.add_argument('--%s' % self.UserModel.USERNAME_FIELD,
dest=self.UserModel.USERNAME_FIELD, default=None,
help='Specifies the login for the superuser.')
parser.add_argument('--noinput', '--no-input',
action='store_false', dest='interactive', default=True,
help=('Tells Django to NOT prompt the user for input of any kind. '
'You must use --%s with --noinput, along with an option for '
'any other required field. Superusers created with --noinput will '
' not be able to log in until they\'re given a valid password.' %
self.UserModel.USERNAME_FIELD))
parser.add_argument('--database', action='store', dest='database',
default=DEFAULT_DB_ALIAS,
help='Specifies the database to use. Default is "default".')
for field in self.UserModel.REQUIRED_FIELDS:
parser.add_argument('--%s' % field, dest=field, default=None,
help='Specifies the %s for the superuser.' % field)
def add_arguments(self, parser):
parser.add_argument('--noinput', '--no-input',
action='store_false', dest='interactive', default=True,
help="Do NOT prompt the user for input of any kind.")
parser.add_argument('--no-post-process',
action='store_false', dest='post_process', default=True,
help="Do NOT post process collected files.")
parser.add_argument('-i', '--ignore', action='append', default=[],
dest='ignore_patterns', metavar='PATTERN',
help="Ignore files or directories matching this glob-style "
"pattern. Use multiple times to ignore more.")
parser.add_argument('-n', '--dry-run',
action='store_true', dest='dry_run', default=False,
help="Do everything except modify the filesystem.")
parser.add_argument('-c', '--clear',
action='store_true', dest='clear', default=False,
help="Clear the existing files using the storage "
"before trying to copy or link the original file.")
parser.add_argument('-l', '--link',
action='store_true', dest='link', default=False,
help="Create a symbolic link to each file instead of copying.")
parser.add_argument('--no-default-ignore', action='store_false',
dest='use_default_ignore_patterns', default=True,
help="Don't ignore the common private glob-style patterns 'CVS', "
"'.*' and '*~'.")
def handle(self, **options):
warnings.warn("The syncdb command will be removed in Django 1.9", RemovedInDjango19Warning)
call_command("migrate", **options)
try:
apps.get_model('auth', 'Permission')
except LookupError:
return
UserModel = get_user_model()
if not UserModel._default_manager.exists() and options.get('interactive'):
msg = ("\nYou have installed Django's auth system, and "
"don't have any superusers defined.\nWould you like to create one "
"now? (yes/no): ")
confirm = input(msg)
while 1:
if confirm not in ('yes', 'no'):
confirm = input('Please enter either "yes" or "no": ')
continue
if confirm == 'yes':
call_command("createsuperuser", interactive=True, database=options['database'])
break
def add_arguments(self, parser):
parser.add_argument('--%s' % self.UserModel.USERNAME_FIELD,
dest=self.UserModel.USERNAME_FIELD, default=None,
help='Specifies the login for the superuser.')
parser.add_argument('--noinput', action='store_false', dest='interactive', default=True,
help=('Tells Django to NOT prompt the user for input of any kind. '
'You must use --%s with --noinput, along with an option for '
'any other required field. Superusers created with --noinput will '
' not be able to log in until they\'re given a valid password.' %
self.UserModel.USERNAME_FIELD))
parser.add_argument('--database', action='store', dest='database',
default=DEFAULT_DB_ALIAS,
help='Specifies the database to use. Default is "default".')
for field in self.UserModel.REQUIRED_FIELDS:
parser.add_argument('--%s' % field, dest=field, default=None,
help='Specifies the %s for the superuser.' % field)
def add_arguments(self, parser):
parser.add_argument('--noinput', '--no-input',
action='store_false', dest='interactive', default=True,
help='Tells Django to NOT prompt the user for input of any kind.')
parser.add_argument('--database', action='store', dest='database',
default=DEFAULT_DB_ALIAS,
help='Nominates a database to flush. Defaults to the "default" database.')
def get_input_data(self, field, message, default=None):
"""
Override this method if you want to customize data inputs or
validation exceptions.
"""
raw_value = input(message)
if default and raw_value == '':
raw_value = default
try:
val = field.clean(raw_value, None)
except exceptions.ValidationError as e:
self.stderr.write("Error: %s" % '; '.join(e.messages))
val = None
return val
def _handle_objects_preventing_db_destruction(self, cursor, parameters, verbosity, autoclobber):
# There are objects in the test tablespace which prevent dropping it
# The easy fix is to drop the test user -- but are we allowed to do so?
print("There are objects in the old test database which prevent its destruction.")
print("If they belong to the test user, deleting the user will allow the test "
"database to be recreated.")
print("Otherwise, you will need to find and remove each of these objects, "
"or use a different tablespace.\n")
if self._test_user_create():
if not autoclobber:
confirm = input("Type 'yes' to delete user %s: " % parameters['user'])
if autoclobber or confirm == 'yes':
try:
if verbosity >= 1:
print("Destroying old test user...")
self._destroy_test_user(cursor, parameters, verbosity)
except Exception as e:
sys.stderr.write("Got an error destroying the test user: %s\n" % e)
sys.exit(2)
try:
if verbosity >= 1:
print("Destroying old test database for alias '%s'..." % self.connection.alias)
self._execute_test_db_destruction(cursor, parameters, verbosity)
except Exception as e:
sys.stderr.write("Got an error destroying the test database: %s\n" % e)
sys.exit(2)
else:
print("Tests cancelled -- test database cannot be recreated.")
sys.exit(1)
else:
print("Django is configured to use pre-existing test user '%s',"
" and will not attempt to delete it.\n" % parameters['user'])
print("Tests cancelled -- test database cannot be recreated.")
sys.exit(1)
def _create_test_db(self, verbosity, autoclobber, keepdb=False):
test_database_name = self._get_test_db_name()
if keepdb:
return test_database_name
if not self.connection.is_in_memory_db(test_database_name):
# Erase the old test database
if verbosity >= 1:
print("Destroying old test database for alias %s..." % (
self._get_database_display_str(verbosity, test_database_name),
))
if os.access(test_database_name, os.F_OK):
if not autoclobber:
confirm = input(
"Type 'yes' if you would like to try deleting the test "
"database '%s', or 'no' to cancel: " % test_database_name
)
if autoclobber or confirm == 'yes':
try:
os.remove(test_database_name)
except Exception as e:
sys.stderr.write("Got an error deleting the old test database: %s\n" % e)
sys.exit(2)
else:
print("Tests cancelled.")
sys.exit(1)
return test_database_name
def _boolean_input(self, question, default=None):
result = input("%s " % question)
if not result and default is not None:
return default
while len(result) < 1 or result[0].lower() not in "yn":
result = input("Please answer yes or no: ")
return result[0].lower() == "y"
def _choice_input(self, question, choices):
print(question)
for i, choice in enumerate(choices):
print(" %s) %s" % (i + 1, choice))
result = input("Select an option: ")
while True:
try:
value = int(result)
if 0 < value <= len(choices):
return value
except ValueError:
pass
result = input("Please select a valid option: ")
def add_arguments(self, parser):
parser.add_argument(
'--noinput', '--no-input',
action='store_false', dest='interactive', default=True,
help='Tells Django to NOT prompt the user for input of any kind.',
)
parser.add_argument(
'--database', action='store', dest='database', default=DEFAULT_DB_ALIAS,
help='Nominates a database to flush. Defaults to the "default" database.',
)
def add_arguments(self, parser):
parser.add_argument(
'--%s' % self.UserModel.USERNAME_FIELD,
dest=self.UserModel.USERNAME_FIELD, default=None,
help='Specifies the login for the superuser.',
)
parser.add_argument(
'--noinput', '--no-input',
action='store_false', dest='interactive', default=True,
help=(
'Tells Django to NOT prompt the user for input of any kind. '
'You must use --%s with --noinput, along with an option for '
'any other required field. Superusers created with --noinput will '
'not be able to log in until they\'re given a valid password.' %
self.UserModel.USERNAME_FIELD
),
)
parser.add_argument(
'--database', action='store', dest='database',
default=DEFAULT_DB_ALIAS,
help='Specifies the database to use. Default is "default".',
)
for field in self.UserModel.REQUIRED_FIELDS:
parser.add_argument(
'--%s' % field, dest=field, default=None,
help='Specifies the %s for the superuser.' % field,
)
def get_input_data(self, field, message, default=None):
"""
Override this method if you want to customize data inputs or
validation exceptions.
"""
raw_value = input(message)
if default and raw_value == '':
raw_value = default
try:
val = field.clean(raw_value, None)
except exceptions.ValidationError as e:
self.stderr.write("Error: %s" % '; '.join(e.messages))
val = None
return val
def add_arguments(self, parser):
parser.add_argument(
'--noinput', '--no-input',
action='store_false', dest='interactive', default=True,
help="Do NOT prompt the user for input of any kind.",
)
parser.add_argument(
'--no-post-process',
action='store_false', dest='post_process', default=True,
help="Do NOT post process collected files.",
)
parser.add_argument(
'-i', '--ignore', action='append', default=[],
dest='ignore_patterns', metavar='PATTERN',
help="Ignore files or directories matching this glob-style "
"pattern. Use multiple times to ignore more.",
)
parser.add_argument(
'-n', '--dry-run',
action='store_true', dest='dry_run', default=False,
help="Do everything except modify the filesystem.",
)
parser.add_argument(
'-c', '--clear',
action='store_true', dest='clear', default=False,
help="Clear the existing files using the storage "
"before trying to copy or link the original file.",
)
parser.add_argument(
'-l', '--link',
action='store_true', dest='link', default=False,
help="Create a symbolic link to each file instead of copying.",
)
parser.add_argument(
'--no-default-ignore', action='store_false',
dest='use_default_ignore_patterns', default=True,
help="Don't ignore the common private glob-style patterns (defaults to 'CVS', '.*' and '*~').",
)
def add_arguments(self, parser):
parser.add_argument(
'--noinput', '--no-input',
action='store_false', dest='interactive', default=True,
help='Tells Django to NOT prompt the user for input of any kind.',
)
parser.add_argument(
'--database', action='store', dest='database', default=DEFAULT_DB_ALIAS,
help='Nominates a database to flush. Defaults to the "default" database.',
)
def add_arguments(self, parser):
parser.add_argument(
'--%s' % self.UserModel.USERNAME_FIELD,
dest=self.UserModel.USERNAME_FIELD, default=None,
help='Specifies the login for the superuser.',
)
parser.add_argument(
'--noinput', '--no-input',
action='store_false', dest='interactive', default=True,
help=(
'Tells Django to NOT prompt the user for input of any kind. '
'You must use --%s with --noinput, along with an option for '
'any other required field. Superusers created with --noinput will '
'not be able to log in until they\'re given a valid password.' %
self.UserModel.USERNAME_FIELD
),
)
parser.add_argument(
'--database', action='store', dest='database',
default=DEFAULT_DB_ALIAS,
help='Specifies the database to use. Default is "default".',
)
for field in self.UserModel.REQUIRED_FIELDS:
parser.add_argument(
'--%s' % field, dest=field, default=None,
help='Specifies the %s for the superuser.' % field,
)
def get_input_data(self, field, message, default=None):
"""
Override this method if you want to customize data inputs or
validation exceptions.
"""
raw_value = input(message)
if default and raw_value == '':
raw_value = default
try:
val = field.clean(raw_value, None)
except exceptions.ValidationError as e:
self.stderr.write("Error: %s" % '; '.join(e.messages))
val = None
return val
def add_arguments(self, parser):
parser.add_argument(
'--noinput', '--no-input',
action='store_false', dest='interactive', default=True,
help='Tells Django to NOT prompt the user for input of any kind.',
)
parser.add_argument(
'--database', action='store', dest='database', default=DEFAULT_DB_ALIAS,
help='Nominates the database to use. Defaults to the "default" database.',
)
