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-rw-r--r--django/db/backends/sqlite3/base.py6
-rw-r--r--django/db/backends/sqlite3/operations.py6
-rw-r--r--django/db/backends/sqlite3/schema.py11
3 files changed, 10 insertions, 13 deletions
diff --git a/django/db/backends/sqlite3/base.py b/django/db/backends/sqlite3/base.py
index de3aa40000..44f81c8ba1 100644
--- a/django/db/backends/sqlite3/base.py
+++ b/django/db/backends/sqlite3/base.py
@@ -14,7 +14,7 @@ from django.core.exceptions import ImproperlyConfigured
from django.db import utils
from django.db.backends import utils as backend_utils
from django.db.backends.base.base import BaseDatabaseWrapper
-from django.utils import six, timezone
+from django.utils import timezone
from django.utils.dateparse import (
parse_date, parse_datetime, parse_duration, parse_time,
)
@@ -425,12 +425,12 @@ def _sqlite_format_dtdelta(conn, lhs, rhs):
- A string representing a datetime
"""
try:
- if isinstance(lhs, six.integer_types):
+ if isinstance(lhs, int):
lhs = str(decimal.Decimal(lhs) / decimal.Decimal(1000000))
real_lhs = parse_duration(lhs)
if real_lhs is None:
real_lhs = backend_utils.typecast_timestamp(lhs)
- if isinstance(rhs, six.integer_types):
+ if isinstance(rhs, int):
rhs = str(decimal.Decimal(rhs) / decimal.Decimal(1000000))
real_rhs = parse_duration(rhs)
if real_rhs is None:
diff --git a/django/db/backends/sqlite3/operations.py b/django/db/backends/sqlite3/operations.py
index 529db94451..64486be737 100644
--- a/django/db/backends/sqlite3/operations.py
+++ b/django/db/backends/sqlite3/operations.py
@@ -7,7 +7,7 @@ from django.db import utils
from django.db.backends import utils as backend_utils
from django.db.backends.base.operations import BaseDatabaseOperations
from django.db.models import aggregates, fields
-from django.utils import six, timezone
+from django.utils import timezone
from django.utils.dateparse import parse_date, parse_datetime, parse_time
from django.utils.duration import duration_string
@@ -178,7 +178,7 @@ class DatabaseOperations(BaseDatabaseOperations):
else:
raise ValueError("SQLite backend does not support timezone-aware datetimes when USE_TZ is False.")
- return six.text_type(value)
+ return str(value)
def adapt_timefield_value(self, value):
if value is None:
@@ -192,7 +192,7 @@ class DatabaseOperations(BaseDatabaseOperations):
if timezone.is_aware(value):
raise ValueError("SQLite backend does not support timezone-aware times.")
- return six.text_type(value)
+ return str(value)
def get_db_converters(self, expression):
converters = super(DatabaseOperations, self).get_db_converters(expression)
diff --git a/django/db/backends/sqlite3/schema.py b/django/db/backends/sqlite3/schema.py
index 36adb22584..d74f59d21c 100644
--- a/django/db/backends/sqlite3/schema.py
+++ b/django/db/backends/sqlite3/schema.py
@@ -5,7 +5,6 @@ from decimal import Decimal
from django.apps.registry import Apps
from django.db.backends.base.schema import BaseDatabaseSchemaEditor
-from django.utils import six
class DatabaseSchemaEditor(BaseDatabaseSchemaEditor):
@@ -46,15 +45,13 @@ class DatabaseSchemaEditor(BaseDatabaseSchemaEditor):
# Manual emulation of SQLite parameter quoting
if isinstance(value, type(True)):
return str(int(value))
- elif isinstance(value, (Decimal, float)):
+ elif isinstance(value, (Decimal, float, int)):
return str(value)
- elif isinstance(value, six.integer_types):
- return str(value)
- elif isinstance(value, six.string_types):
- return "'%s'" % six.text_type(value).replace("\'", "\'\'")
+ elif isinstance(value, str):
+ return "'%s'" % value.replace("\'", "\'\'")
elif value is None:
return "NULL"
- elif isinstance(value, (bytes, bytearray, six.memoryview)):
+ elif isinstance(value, (bytes, bytearray, memoryview)):
# Bytes are only allowed for BLOB fields, encoded as string
# literals containing hexadecimal data and preceded by a single "X"
# character: