updated changelog for new release

Add support for Belgian and Smarty meters

CHANGELOG.rst

@@ -1,6 +1,18 @@
 Change Log
 ----------
 
+**0.16** (2019-12-21)
+
+- Add support for Belgian and Smarty meters (`pull request #44 <https://github.com/ndokter/dsmr_parser/pull/44>`_).
+
+**0.15** (2019-12-12)
+
+- Fixed asyncio loop issue (`pull request #43 <https://github.com/ndokter/dsmr_parser/pull/43>`_).
+
+**0.14** (2019-10-08)
+
+- Changed serial reading to reduce CPU usage (`pull request #37 <https://github.com/ndokter/dsmr_parser/pull/37>`_).
+
 **0.13** (2019-03-04)
 
 - Fix DSMR v5.0 serial settings which were not used (`pull request #33 <https://github.com/ndokter/dsmr_parser/pull/33>`_).

dsmr_parser/clients/protocol.py

@@ -26,6 +26,9 @@ def create_dsmr_protocol(dsmr_version, telegram_callback, loop=None):
     elif dsmr_version == '5':
         specification = telegram_specifications.V5
         serial_settings = SERIAL_SETTINGS_V5
+    elif dsmr_version == '5B':
+        specification = telegram_specifications.BELGIUM_FLUVIUS
+        serial_settings = SERIAL_SETTINGS_V5
     else:
         raise NotImplementedError("No telegram parser found for version: %s",
                                   dsmr_version)
@@ -49,12 +52,13 @@ def create_dsmr_reader(port, dsmr_version, telegram_callback, loop=None):
 def create_tcp_dsmr_reader(host, port, dsmr_version,
                            telegram_callback, loop=None):
     """Creates a DSMR asyncio protocol coroutine using TCP connection."""
+    if not loop:
+        loop = asyncio.get_event_loop()
     protocol, _ = create_dsmr_protocol(
-        dsmr_version, telegram_callback, loop=None)
+        dsmr_version, telegram_callback, loop=loop)
     conn = loop.create_connection(protocol, host, port)
     return conn
 
-
 class DSMRProtocol(asyncio.Protocol):
     """Assemble and handle incoming data into complete DSM telegrams."""
 

dsmr_parser/clients/serial_.py

@@ -30,7 +30,7 @@ class SerialReader(object):
         """
         with serial.Serial(**self.serial_settings) as serial_handle:
             while True:
-                data = serial_handle.readline()
+                data = serial_handle.read(max(1, min(1024, serial_handle.in_waiting)))
                 self.telegram_buffer.append(data.decode('ascii'))
 
                 for telegram in self.telegram_buffer.get_all():

dsmr_parser/obis_references.py

@@ -60,3 +60,8 @@ ELECTRICITY_DELIVERED_TARIFF_ALL = (
     ELECTRICITY_DELIVERED_TARIFF_1,
     ELECTRICITY_DELIVERED_TARIFF_2
 )
+
+# Alternate codes for foreign countries.
+BELGIUM_HOURLY_GAS_METER_READING = r'\d-\d:24\.2\.3.+?\r\n'  # Different code, same format.
+LUXEMBOURG_ELECTRICITY_USED_TARIFF_GLOBAL = r'\d-\d:1\.8\.0.+?\r\n'  # Total imported energy register (P+)
+LUXEMBOURG_ELECTRICITY_DELIVERED_TARIFF_GLOBAL = r'\d-\d:2\.8\.0.+?\r\n'  # Total exported energy register (P-)

dsmr_parser/telegram_specifications.py

@@ -1,4 +1,5 @@
 from decimal import Decimal
+from copy import deepcopy
 
 from dsmr_parser import obis_references as obis
 from dsmr_parser.parsers import CosemParser, ValueParser, MBusParser
@@ -128,3 +129,18 @@ V5 = {
 }
 
 ALL = (V2_2, V3, V4, V5)
+
+
+BELGIUM_FLUVIUS = deepcopy(V5)
+BELGIUM_FLUVIUS['objects'].update({
+    obis.BELGIUM_HOURLY_GAS_METER_READING: MBusParser(
+        ValueParser(timestamp),
+        ValueParser(Decimal)
+    )
+})
+
+LUXEMBOURG_SMARTY = deepcopy(V5)
+LUXEMBOURG_SMARTY['objects'].update({
+    obis.LUXEMBOURG_ELECTRICITY_USED_TARIFF_GLOBAL: CosemParser(ValueParser(Decimal)),
+    obis.LUXEMBOURG_ELECTRICITY_DELIVERED_TARIFF_GLOBAL: CosemParser(ValueParser(Decimal)),
+})

setup.py

@@ -6,7 +6,7 @@ setup(
     author='Nigel Dokter',
     author_email='nigel@nldr.net',
     url='https://github.com/ndokter/dsmr_parser',
-    version='0.13',
+    version='0.16',
     packages=find_packages(),
     install_requires=[
         'pyserial>=3,<4',