#28906: Reduce calls to bool() ------------------------------------------------+------------------------ Reporter: Дилян Палаузов | Owner: nobody Type: Cleanup/optimization | Status: new Component: Uncategorized | Version: master Severity: Normal | Keywords: Triage Stage: Unreviewed | Has patch: 1 Needs documentation: 0 | Needs tests: 0 Patch needs improvement: 0 | Easy pickings: 0 UI/UX: 0 | ------------------------------------------------+------------------------ Compared to the attached patch, these changes might be more controversial: {{{ diff --git a/django/contrib/gis/db/backends/spatialite/features.py b/django/contrib/gis/db/backends/spatialite/features --- a/django/contrib/gis/db/backends/spatialite/features.py +++ b/django/contrib/gis/db/backends/spatialite/features.py @@ -10,4 +10,4 @@ class DatabaseFeatures(BaseSpatialFeatures, SQLiteDatabaseFeatures):
@cached_property def supports_area_geodetic(self): - return bool(self.connection.ops.lwgeom_version()) + return self.connection.ops.lwgeom_version() diff --git a/django/db/models/sql/compiler.py b/django/db/models/sql/compiler.py --- a/django/db/models/sql/compiler.py +++ b/django/db/models/sql/compiler.py @@ -51,7 +51,7 @@ class SQLCompiler: order_by = self.get_order_by() self.where, self.having = self.query.where.split_having() extra_select = self.get_extra_select(order_by, self.select) - self.has_extra_select = bool(extra_select) + self.has_extra_select = extra_select group_by = self.get_group_by(self.select + extra_select, order_by) return extra_select, order_by, group_by @@ -1216,11 +1216,10 @@ class SQLInsertCompiler(SQLCompiler): insert_statement = self.connection.ops.insert_statement(on_conflict=self.query.on_conflict) result = ['%s %s' % (insert_statement, qn(opts.db_table))] - has_fields = bool(self.query.fields) - fields = self.query.fields if has_fields else [opts.pk] + fields = self.query.fields or [opts.pk] result.append('(%s)' % ', '.join(qn(f.column) for f in fields)) - if has_fields: + if self.query.fields: value_rows = [ [self.prepare_value(field, self.pre_save_val(field, obj)) for field in fields] for obj in self.query.objs }}} -- Ticket URL: <https://code.djangoproject.com/ticket/28906> Django <https://code.djangoproject.com/> The Web framework for perfectionists with deadlines. -- You received this message because you are subscribed to the Google Groups "Django updates" group. To unsubscribe from this group and stop receiving emails from it, send an email to django-updates+unsubscr...@googlegroups.com. To post to this group, send email to django-updates@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/django-updates/057.d69da48816525ccb1c9eff9bf7a441d0%40djangoproject.com. For more options, visit https://groups.google.com/d/optout.