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-rw-r--r--src/cryptography/utils.py1
-rw-r--r--src/cryptography/x509/extensions.py16
2 files changed, 1 insertions, 16 deletions
diff --git a/src/cryptography/utils.py b/src/cryptography/utils.py
index 698b492d..ff4f81d2 100644
--- a/src/cryptography/utils.py
+++ b/src/cryptography/utils.py
@@ -22,7 +22,6 @@ class CryptographyDeprecationWarning(UserWarning):
# cycle ends.
PersistentlyDeprecated2017 = CryptographyDeprecationWarning
PersistentlyDeprecated2019 = CryptographyDeprecationWarning
-DeprecatedIn27 = CryptographyDeprecationWarning
def _check_bytes(name, value):
diff --git a/src/cryptography/x509/extensions.py b/src/cryptography/x509/extensions.py
index ad90e9b7..1b96ffd7 100644
--- a/src/cryptography/x509/extensions.py
+++ b/src/cryptography/x509/extensions.py
@@ -8,7 +8,6 @@ import abc
import datetime
import hashlib
import ipaddress
-import warnings
from enum import Enum
import six
@@ -213,21 +212,8 @@ class AuthorityKeyIdentifier(object):
@classmethod
def from_issuer_subject_key_identifier(cls, ski):
- if isinstance(ski, SubjectKeyIdentifier):
- digest = ski.digest
- else:
- digest = ski.value.digest
- warnings.warn(
- "Extension objects are deprecated as arguments to "
- "from_issuer_subject_key_identifier and support will be "
- "removed soon. Please migrate to passing a "
- "SubjectKeyIdentifier directly.",
- utils.DeprecatedIn27,
- stacklevel=2,
- )
-
return cls(
- key_identifier=digest,
+ key_identifier=ski.digest,
authority_cert_issuer=None,
authority_cert_serial_number=None
)