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Basic labels support

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Adds basic labels support to the registry code (V2), and the API. Note that this does not yet add any UI related support.
This commit is contained in:
Joseph Schorr 2016-07-18 18:20:00 -04:00
parent 427070b453
commit 608ffd9663
24 changed files with 907 additions and 36 deletions
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20
util/migrate/__init__.py
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@ -1,7 +1,7 @@
import logging
from sqlalchemy.types import TypeDecorator, Text
from sqlalchemy.dialects.mysql import TEXT as MySQLText, LONGTEXT
from sqlalchemy.types import TypeDecorator, Text, String
from sqlalchemy.dialects.mysql import TEXT as MySQLText, LONGTEXT, VARCHAR as MySQLString
logger = logging.getLogger(__name__)
@ -20,3 +20,19 @@ class UTF8LongText(TypeDecorator):
return dialect.type_descriptor(LONGTEXT(charset='utf8mb4', collation='utf8mb4_unicode_ci'))
else:
return dialect.type_descriptor(Text())
class UTF8CharField(TypeDecorator):
""" Platform-independent UTF-8 Char type.
Uses MySQL's VARCHAR with charset utf8mb4, otherwise uses String, because
other engines default to UTF-8.
"""
impl = String
def load_dialect_impl(self, dialect):
if dialect.name == 'mysql':
return dialect.type_descriptor(MySQLString(charset='utf8mb4', collation='utf8mb4_unicode_ci',
length=self.impl.length))
else:
return dialect.type_descriptor(String(length=self.impl.length))