diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/cryptography/x509/general_name.py | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/src/cryptography/x509/general_name.py b/src/cryptography/x509/general_name.py index 26f389a5..42082746 100644 --- a/src/cryptography/x509/general_name.py +++ b/src/cryptography/x509/general_name.py @@ -9,8 +9,6 @@ import ipaddress import warnings from email.utils import parseaddr -import idna - import six from six.moves import urllib_parse @@ -83,6 +81,10 @@ class RFC822Name(object): return instance def _idna_encode(self, value): + # Import idna lazily becase it allocates a decent amoutn of memory, and + # we're only using it in deprecated paths. + import idna + _, address = parseaddr(value) parts = address.split(u"@") return parts[0] + "@" + idna.encode(parts[1]).decode("ascii") @@ -104,6 +106,10 @@ class RFC822Name(object): def _idna_encode(value): + # Import idna lazily becase it allocates a decent amoutn of memory, and + # we're only using it in deprecated paths. + import idna + # Retain prefixes '*.' for common/alt names and '.' for name constraints for prefix in ['*.', '.']: if value.startswith(prefix): @@ -187,6 +193,10 @@ class UniformResourceIdentifier(object): return instance def _idna_encode(self, value): + # Import idna lazily becase it allocates a decent amoutn of memory, and + # we're only using it in deprecated paths. + import idna + parsed = urllib_parse.urlparse(value) if parsed.port: netloc = ( |