def normalize_name(name):
'''
Clean the fully qualified name, as defined in ENS `EIP-137
<https://github.com/ethereum/EIPs/blob/master/EIPS/eip-137.md#name-syntax>`_
This does *not* enforce whether ``name`` is a label or fully qualified domain.
:param str name: the dot-separated ENS name
:raises InvalidName: if ``name`` has invalid syntax
'''
if not name:
return name
elif isinstance(name, (bytes, bytearray)):
name = name.decode('utf-8')
try:
return idna.decode(name, uts46=True, std3_rules=True)
except idna.IDNAError as exc:
raise InvalidName("%s is an invalid name, because %s" % (name, exc)) from exc
python类IDNAError()的实例源码
def _get_idna_encoded_host(host):
import idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
import idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
import idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
import idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
try:
from .packages import idna
except ImportError:
# tolerate the possibility of downstream repackagers unvendoring `requests`
# For more information, read: packages/__init__.py
import idna
sys.modules['requests.packages.idna'] = idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
try:
from .packages import idna
except ImportError:
# tolerate the possibility of downstream repackagers unvendoring `requests`
# For more information, read: packages/__init__.py
import idna
sys.modules['requests.packages.idna'] = idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
try:
from .packages import idna
except ImportError:
# tolerate the possibility of downstream repackagers unvendoring `requests`
# For more information, read: packages/__init__.py
import idna
sys.modules['requests.packages.idna'] = idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def ace_address(self):
if not is_pure_ascii(self.mailbox):
raise ValueError('address {} has no ASCII-compatable encoding'
.format(self.address.encode('utf-8')))
ace_hostname = self.hostname
if not is_pure_ascii(self.hostname):
try:
ace_hostname = idna.encode(self.hostname)
except idna.IDNAError:
raise ValueError('address {} has no ASCII-compatable encoding'
.format(self.address.encode('utf-8')))
return '{}@{}'.format(self.mailbox, ace_hostname)
def requires_non_ascii(self):
"""
Can the address be converted to an ASCII compatible encoding?
"""
if not is_pure_ascii(self.mailbox):
return True
if not is_pure_ascii(self.hostname):
try:
idna.encode(self.hostname)
except idna.IDNAError:
return True
return False
def _lift_parse_result(parse_rs):
if isinstance(parse_rs, Mailbox):
try:
return EmailAddress(
display_name=smart_unquote(parse_rs.display_name.decode('utf-8')),
mailbox=parse_rs.local_part.decode('utf-8'),
hostname=parse_rs.domain.decode('utf-8'))
except (UnicodeError, IDNAError):
return None
if isinstance(parse_rs, Url):
return UrlAddress(address=parse_rs.address.decode('utf-8'))
return None
def _get_idna_encoded_host(host):
try:
from .packages import idna
except ImportError:
# tolerate the possibility of downstream repackagers unvendoring `requests`
# For more information, read: packages/__init__.py
import idna
sys.modules['requests.packages.idna'] = idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
try:
from .packages import idna
except ImportError:
# tolerate the possibility of downstream repackagers unvendoring `requests`
# For more information, read: packages/__init__.py
import idna
sys.modules['requests.packages.idna'] = idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
import idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
try:
from .packages import idna
except ImportError:
# tolerate the possibility of downstream repackagers unvendoring `requests`
# For more information, read: packages/__init__.py
import idna
sys.modules['requests.packages.idna'] = idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
import idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
import idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
import idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
import idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
import idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
try:
from .packages import idna
except ImportError:
# tolerate the possibility of downstream repackagers unvendoring `requests`
# For more information, read: packages/__init__.py
import idna
sys.modules['requests.packages.idna'] = idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
try:
from .packages import idna
except ImportError:
# tolerate the possibility of downstream repackagers unvendoring `requests`
# For more information, read: packages/__init__.py
import idna
sys.modules['requests.packages.idna'] = idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
try:
from .packages import idna
except ImportError:
# tolerate the possibility of downstream repackagers unvendoring `requests`
# For more information, read: packages/__init__.py
import idna
sys.modules['requests.packages.idna'] = idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
try:
from .packages import idna
except ImportError:
# tolerate the possibility of downstream repackagers unvendoring `requests`
# For more information, read: packages/__init__.py
import idna
sys.modules['requests.packages.idna'] = idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
import idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
try:
from .packages import idna
except ImportError:
# tolerate the possibility of downstream repackagers unvendoring `requests`
# For more information, read: packages/__init__.py
import idna
sys.modules['requests.packages.idna'] = idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
import idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
try:
from .packages import idna
except ImportError:
# tolerate the possibility of downstream repackagers unvendoring `requests`
# For more information, read: packages/__init__.py
import idna
sys.modules['requests.packages.idna'] = idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
try:
from .packages import idna
except ImportError:
# tolerate the possibility of downstream repackagers unvendoring `requests`
# For more information, read: packages/__init__.py
import idna
sys.modules['requests.packages.idna'] = idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
def _get_idna_encoded_host(host):
try:
from .packages import idna
except ImportError:
# tolerate the possibility of downstream repackagers unvendoring `requests`
# For more information, read: packages/__init__.py
import idna
sys.modules['requests.packages.idna'] = idna
try:
host = idna.encode(host, uts46=True).decode('utf-8')
except idna.IDNAError:
raise UnicodeError
return host
