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Handle IP values with prefix in "inet" type as IPvXInterface #499

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Merged
merged 1 commit into from
Nov 19, 2019
Merged

Handle IP values with prefix in "inet" type as IPvXInterface #499

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2 changes: 1 addition & 1 deletion asyncpg/pgproto
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Submodule pgproto updated 9 files
+6 −4 buffer.pxd
+51 −5 buffer.pyx
+2 −1 codecs/__init__.pxd
+24 −4 codecs/network.pyx
+1 −1 codecs/text.pyx
+15 −10 codecs/uuid.pyx
+7 −1 cpythonx.pxd
+1 −0 pgproto.pyx
+166 −0 uuid.pyx
4 changes: 2 additions & 2 deletions asyncpg/protocol/codecs/pgproto.pyx
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Original file line number Diff line number Diff line change
Expand Up @@ -382,12 +382,12 @@ cdef init_numeric_codecs():
cdef init_network_codecs():
register_core_codec(CIDROID,
<encode_func>pgproto.cidr_encode,
<decode_func>pgproto.net_decode,
<decode_func>pgproto.cidr_decode,
PG_FORMAT_BINARY)

register_core_codec(INETOID,
<encode_func>pgproto.inet_encode,
<decode_func>pgproto.net_decode,
<decode_func>pgproto.inet_decode,
PG_FORMAT_BINARY)

register_core_codec(MACADDROID,
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17 changes: 10 additions & 7 deletions docs/usage.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -97,14 +97,14 @@ The table below shows the correspondence between PostgreSQL and Python types.
| | :class:`ipaddress.IPv6Network\ |
| | <python:ipaddress.IPv6Network>` |
+----------------------+-----------------------------------------------------+
| ``inet`` | :class:`ipaddress.IPv4Network\ |
| | <python:ipaddress.IPv4Network>`, |
| | :class:`ipaddress.IPv6Network\ |
| | <python:ipaddress.IPv6Network>`, |
| ``inet`` | :class:`ipaddress.IPv4Interface\ |
| | <python:ipaddress.IPv4Interface>`, |
| | :class:`ipaddress.IPv6Interface\ |
| | <python:ipaddress.IPv6Interface>`, |
| | :class:`ipaddress.IPv4Address\ |
| | <python:ipaddress.IPv4Address>`, |
| | :class:`ipaddress.IPv6Address\ |
| | <python:ipaddress.IPv6Address>` |
| | <python:ipaddress.IPv6Address>` [#f1]_ |
+----------------------+-----------------------------------------------------+
| ``macaddr`` | :class:`str <python:str>` |
+----------------------+-----------------------------------------------------+
Expand All @@ -127,7 +127,7 @@ The table below shows the correspondence between PostgreSQL and Python types.
| ``interval`` | :class:`datetime.timedelta \ |
| | <python:datetime.timedelta>` |
+----------------------+-----------------------------------------------------+
| ``float``, | :class:`float <python:float>` [#f1]_ |
| ``float``, | :class:`float <python:float>` [#f2]_ |
| ``double precision`` | |
+----------------------+-----------------------------------------------------+
| ``smallint``, | :class:`int <python:int>` |
Expand Down Expand Up @@ -158,7 +158,10 @@ The table below shows the correspondence between PostgreSQL and Python types.

All other types are encoded and decoded as text by default.

.. [#f1] Inexact single-precision ``float`` values may have a different
.. [#f1] Prior to version 0.20.0, asyncpg erroneously treated ``inet`` values
with prefix as ``IPvXNetwork`` instead of ``IPvXInterface``.

.. [#f2] Inexact single-precision ``float`` values may have a different
representation when decoded into a Python float. This is inherent
to the implementation of limited-precision floating point types.
If you need the decimal representation to match, cast the expression
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12 changes: 6 additions & 6 deletions tests/test_codecs.py
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Original file line number Diff line number Diff line change
Expand Up @@ -341,9 +341,12 @@ def _system_timezone():
ipaddress.IPv6Address('ffff' + ':ffff' * 7),
ipaddress.IPv6Address('::1'),
ipaddress.IPv6Address('::'),
ipaddress.IPv4Interface('10.0.0.1/30'),
ipaddress.IPv4Interface('0.0.0.0/0'),
ipaddress.IPv4Interface('255.255.255.255/31'),
dict(
input='127.0.0.0/8',
output=ipaddress.IPv4Network('127.0.0.0/8')),
output=ipaddress.IPv4Interface('127.0.0.0/8')),
dict(
input='127.0.0.1/32',
output=ipaddress.IPv4Address('127.0.0.1')),
Expand All @@ -358,19 +361,16 @@ def _system_timezone():
textoutput='10.11.12.13/32'
),
dict(
input=ipaddress.IPv4Network('10.11.12.13'),
input=ipaddress.IPv4Interface('10.11.12.13'),
textoutput='10.11.12.13/32'
),
dict(
textinput='10.11.12.13',
output=ipaddress.IPv4Address('10.11.12.13'),
),
dict(
# Non-zero address bits after the network prefix are permitted
# by postgres, but are invalid in Python
# (and zeroed out by supernet()).
textinput='10.11.12.13/0',
output=ipaddress.IPv4Network('0.0.0.0/0'),
output=ipaddress.IPv4Interface('10.11.12.13/0'),
),
]),
('macaddr', 'macaddr', [
Expand Down