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exchange/utils: check whether commit_unless_managed is available on current django installation #30

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exchange/utils: check whether commit_unless_managed is available on current django installation #30

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df2805b
exchange/utils: check whether commit_unless_managed is available on c…
flavianmissi Jan 13, 2016
a889f22
utils: use get_version() instead of VERSION constant
flavianmissi Mar 7, 2016
9922400
utils: update to get_version() in one more place
flavianmissi Mar 7, 2016
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37 changes: 29 additions & 8 deletions exchange/utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -52,9 +52,18 @@ def insert_many(objects, using="default"):
table = model._meta.db_table
column_names = ",".join(con.ops.quote_name(f.column) for f in fields)
placeholders = ",".join(("%s",) * len(fields))
con.cursor().executemany("insert into %s (%s) values (%s)"
% (table, column_names, placeholders), parameters)
transaction.commit_unless_managed(using=using)

from distutils.version import StrictVersion
from django import get_version
# see https://docs.djangoproject.com/en/1.9/internals/deprecation/#deprecation-removed-in-1-8
if StrictVersion(get_version()) >= StrictVersion('1.6.0'):
with transaction.atomic():
con.cursor().executemany("insert into %s (%s) values (%s)"
% (table, column_names, placeholders), parameters)
else:
con.cursor().executemany("insert into %s (%s) values (%s)"
% (table, column_names, placeholders), parameters)
transaction.commit_unless_managed(using=using)


def update_many(objects, fields=[], using="default"):
Expand Down Expand Up @@ -91,11 +100,23 @@ def update_many(objects, fields=[], using="default"):
table = meta.db_table
assignments = ",".join(("%s=%%s" % con.ops.quote_name(f.column))
for f in fields)
con.cursor().executemany("update %s set %s where %s=%%s"
% (table, assignments,
con.ops.quote_name(meta.pk.column)),
parameters)
transaction.commit_unless_managed(using=using)

from distutils.version import StrictVersion
from django import get_version
# see https://docs.djangoproject.com/en/1.9/internals/deprecation/#deprecation-removed-in-1-8
if StrictVersion(get_version()) >= StrictVersion('1.6.0'):
with transaction.atomic():
con.cursor().executemany("update %s set %s where %s=%%s"
% (table, assignments,
con.ops.quote_name(meta.pk.column)),
parameters)
else:
con.cursor().executemany("update %s set %s where %s=%%s"
% (table, assignments,
con.ops.quote_name(meta.pk.column)),
parameters)
transaction.commit_unless_managed(using=using)



def memoize(ttl=None):
Expand Down