Revert "chore: add warning for rsa library (#1925)"

This reverts commit 59b6abc.

Author: daniel-sanche

packages/google-auth/google/auth/crypt/_python_rsa.py

@@ -22,7 +22,6 @@
 from __future__ import absolute_import
 
 import io
-import warnings
 
 from pyasn1.codec.der import decoder  # type: ignore
 from pyasn1_modules import pem  # type: ignore
@@ -40,15 +39,6 @@
 _PKCS8_MARKER = ("-----BEGIN PRIVATE KEY-----", "-----END PRIVATE KEY-----")
 _PKCS8_SPEC = PrivateKeyInfo()
 
-warnings.warn(
-    (
-        "The 'rsa' library is deprecated and will be removed in a future release. "
-        "Please migrate to 'cryptography'."
-    ),
-    category=DeprecationWarning,
-    stacklevel=2,
-)
-
 
 def _bit_list_to_bytes(bit_list):
     """Converts an iterable of 1s and 0s to bytes.
@@ -74,10 +64,6 @@ def _bit_list_to_bytes(bit_list):
 class RSAVerifier(base.Verifier):
     """Verifies RSA cryptographic signatures using public keys.
 
-    .. deprecated::
-        The `rsa` library has been archived. Please migrate to
-        `cryptography`.
-
     Args:
         public_key (rsa.key.PublicKey): The public key used to verify
             signatures.
@@ -130,10 +116,6 @@ def from_string(cls, public_key):
 class RSASigner(base.Signer, base.FromServiceAccountMixin):
     """Signs messages with an RSA private key.
 
-    .. deprecated::
-        The `rsa` library has been archived. Please migrate to
-        `cryptography`.
-
     Args:
         private_key (rsa.key.PrivateKey): The private key to sign with.
         key_id (str): Optional key ID used to identify this private key. This

packages/google-auth/noxfile.py

@@ -135,7 +135,6 @@ def unit(session):
         "--cov-report=term-missing",
         "tests",
         "tests_async",
-        *session.posargs,
     )
 
 

packages/google-auth/tests/crypt/test__python_rsa.py

@@ -191,12 +191,3 @@ def test_from_service_account_file(self):
 
         assert signer.key_id == SERVICE_ACCOUNT_INFO[base._JSON_FILE_PRIVATE_KEY_ID]
         assert isinstance(signer._key, rsa.key.PrivateKey)
-
-
-class TestModule(object):
-    def test_import_warning(self):
-        import importlib
-        from google.auth.crypt import _python_rsa
-
-        with pytest.warns(DeprecationWarning, match="The 'rsa' library is deprecated"):
-            importlib.reload(_python_rsa)