add kikimr_configure

1 files changed, 51 insertions, 0 deletions

diff --git a/contrib/python/Twisted/py3/twisted/internet/_idna.py b/contrib/python/Twisted/py3/twisted/internet/_idna.py
new file mode 100644
index 0000000000..852d8a6be8
--- /dev/null
+++ b/contrib/python/Twisted/py3/twisted/internet/_idna.py
@@ -0,0 +1,51 @@
+# -*- test-case-name: twisted.test.test_sslverify -*-
+# Copyright (c) Twisted Matrix Laboratories.
+# See LICENSE for details.
+
+"""
+Shared interface to IDNA encoding and decoding, using the C{idna} PyPI package
+if available, otherwise the stdlib implementation.
+"""
+
+
+def _idnaBytes(text: str) -> bytes:
+    """
+    Convert some text typed by a human into some ASCII bytes.
+
+    This is provided to allow us to use the U{partially-broken IDNA
+    implementation in the standard library <http://bugs.python.org/issue17305>}
+    if the more-correct U{idna <https://pypi.python.org/pypi/idna>} package is
+    not available; C{service_identity} is somewhat stricter about this.
+
+    @param text: A domain name, hopefully.
+    @type text: L{unicode}
+
+    @return: The domain name's IDNA representation, encoded as bytes.
+    @rtype: L{bytes}
+    """
+    try:
+        import idna
+    except ImportError:
+        return text.encode("idna")
+    else:
+        return idna.encode(text)
+
+
+def _idnaText(octets: bytes) -> str:
+    """
+    Convert some IDNA-encoded octets into some human-readable text.
+
+    Currently only used by the tests.
+
+    @param octets: Some bytes representing a hostname.
+    @type octets: L{bytes}
+
+    @return: A human-readable domain name.
+    @rtype: L{unicode}
+    """
+    try:
+        import idna
+    except ImportError:
+        return octets.decode("idna")
+    else:
+        return idna.decode(octets)