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7f3e21abe318_add_preferred_codec_only_option_to_pjsip.py
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"""add preferred_codec_only option to pjsip
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Revision ID: 7f3e21abe318
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Revises: 4e2493ef32e6
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Create Date: 2016-09-02 11:00:23.534748
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"""
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# revision identifiers, used by Alembic.
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revision =
'7f3e21abe318'
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down_revision =
'4e2493ef32e6'
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from
alembic
import
op
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import
sqlalchemy
as
sa
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from
sqlalchemy.dialects.postgresql
import
ENUM
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YESNO_NAME =
'yesno_values'
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YESNO_VALUES = [
'yes'
,
'no'
]
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def
upgrade():
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############################# Enums ##############################
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# yesno_values have already been created, so use postgres enum object
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# type to get around "already created" issue - works okay with mysql
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yesno_values = ENUM(*YESNO_VALUES, name=YESNO_NAME, create_type=
False
)
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op.add_column(
'ps_endpoints'
, sa.Column(
'preferred_codec_only'
, yesno_values))
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def
downgrade():
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op.drop_column(
'ps_endpoints'
,
'preferred_codec_only'
)
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