pywws - Python software for USB Wireless Weather Stations http://github.com/jim-easterbrook/pywws Copyright (C) 2008-18 pywws contributors This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. Changes in v18.04.0: 1/ Now works with broken weather stations that have stopped logging data. (Although there may be more gaps in the data.) 2/ Cope better with missing wind direction data. 3/ Use HTTPS for Weather Underground uploads. 4/ Other minor bug fixes. Changes in v17.11.0: 1/ Allow MQTT service without password. 2/ Allow SFTP uploads with public key. 3/ Increase Twitter character limit from 140 to 280. 4/ Various other bug fixes and minor improvements. Changes in v16.12.0: 1/ Added "candlestick" plot type. 2/ Added cloud base calculation function. 3/ Various other bug fixes and minor improvements. Changes in v16.08.0: 1/ Fix Python 2.5 incompatibilities. 2/ Fix python-twitter v3 tweet length problem. Changes in v16.07.1: 1/ Further changes to handle UK Met Office server quirks. Changes in v16.07.0: 1/ Fix bug with UK Met Office uploads server change. 2/ Allow user commands in wind roses. 3/ Various other bug fixes and minor improvements. Changes in v15.12.0: 1/ Fix bug with Twitter messages being excessively truncated. 2/ Improve handling of utf-8 encoded templates. 3/ Improved plots and wind roses with 'pngcairo' "terminal". 4/ Various bug fixes and minor improvements. Changes in v15.11.0: 1/ Add Russian translation of program text. 2/ Improved documentation. 3/ Various bug fixes and minor improvements. Changes in v15.07.0: 1/ Can include multiple media in Twitter messages. 2/ Attempt to fix bug in wind rose axes labels. 3/ Enable inclusion of time & date in wind rose title. 4/ Various bug fixes and minor improvements. Changes in v15.01.0: 1/ Added 'MQTT' service. 2/ Added another USB library option. 3/ Improved Python 3 compatibility. 4/ Various bug fixes and minor improvements. Changes in v14.12.0: 1/ Updated temperatur.nu and wetterarchiv.de service details to suit new APIs. Changes in v14.06.1: 1/ Revised version numbering scheme. 2/ Compiled documentation no longer included in releases. 3/ Can partially specify start & stop date/time in graphs, e.g. to start a plot at midnight, no matter when it is plotted. Changes in v14.06: 1/ Can now send images to Twitter. 2/ Periodic tasks can be specified with a cron style syntax. 3/ Added wind direction filter for use in graphs or user calibration modules. 4/ Wind direction is now stored as a float. Old templates that use the wind_dir_text array will need updating, probably to use the winddir_text() function. 5/ Started using "Transifex" to host translations. Changed tools and procedures to create new translations. 6/ Improved USB hangup avoidance strategy for stations with large clock drift figures. 7/ Various bug fixes and minor improvements. Changes in v14.05: 1/ Rearranged package layout, moving examples and documentation. 2/ Added 'entry point' auto-generated commands for some modules. 3/ Added verbose output option to pywws-version command. 4/ Various bug fixes and minor improvements. Changes in v14.03: 1/ Extracts additional status from 'wind_dir' byte. You must run pywws-reprocess.py with the -u option after upgrading from any previous version. 2/ Added Citizen Weather Observer Program to available 'services'. 3/ Improved asynchronous upload task queuing. 4/ Various bug fixes and minor improvements. Changes in v14.02: 1/ Improved time zone handling, including non whole hour time zones. 2/ New 'frequent writes' config option. 3/ Improved 'live log' sync, particularly with 3080 type stations. 4/ Record recent memory pointer to improve detection of gaps in data. 5/ Various bug fixes and minor improvements. Changes in v13.12: 1/ Changed API of user calibration module. 2/ Can use python-twitter *or* tweepy library. 3/ Added a script to run live logging as a UNIX daemon process. 4/ Changed data store to use separate read and write caches. 5/ Various bug fixes and minor improvements. Changes in v13.10: 1/ Changed Twitter library from tweepy to python-twitter. 2/ Added ability to do uploads asynchronously. 3/ Rearranged and improved documentation. 4/ Various bug fixes and minor improvements. Changes in v13.06: 1/ Substantially rearranged directories, getting rid of 'code' and 'code3'. 2/ Removed 'makefile' - everything is now done via 'setup.py'. 3/ Removed 'RunModule.py' - use 'python -m pywws.module' now. 4/ Separated storage of config (weather.ini) and status (status.ini). 5/ Replaced toservice.py "rapid fire" mode with a separate config file for Weather Underground rapid fire. 6/ Added 2 more low-level USB access modules. 7/ Various bug fixes and minor improvements. Changes in v13.03: 1/ Added 'rain days' to monthly data. (Reprocess required when upgrading.) 2/ Extended template syntax to include comments. 3/ Added 'humidity index' function. 4/ Added French translation of documentation. 5/ Reduced frequency of saving data files. 6/ Various bug fixes. Changes in v12.12: 1/ Added support for Python 3. 2/ Added French documentation translation. 3/ Used 'binary search' to speed up data access. 4/ Various bug fixes. Changes in v12.11: 1/ Moved development from Google code to GitHub. 2/ Made software attempt to avoid USB activity at times when it is assumed the weather station might be writing to its memory. This might solve the USB lockup problem, but it's too early to tell. Changes in v12.10: 1/ Added a 'winddir_text' function for use in templates. 2/ Added <ytics> and <y2tics> options to graph plots. 3/ Various bug fixes. Changes in v12.07: 1/ Added Open Weather Map to the services. 2/ Fixed problem with Weather Underground uploads that started on 1st June. 3/ Various bug fixes and software structure improvements. Changes in v12.05: 1/ Made 'fixed block' data available to template calculations. 2/ Fixed buggy auto-detection of 3080 weather stations. 3/ Added a function to generate the Zambretti forecast code letter. 4/ Added a program to test USB communication reliablility. 5/ Various bug fixes and software structure improvements. Changes in v12.02: 1/ Separated out low level USB communications to enable use of different libraries. Now works on recent versions of Mac OS. 2/ Added humidity, pressure & wind data to summary data. 3/ Merged Weather Underground and UK Met Office uploaders into one combined module. Added more 'service' uploaders. 4/ Various bug fixes and software structure improvements. Changes in v11.10: 1/ Complete restructuring of documentation. 2/ Added a user defined 'calibration' process. 3/ Sets 'locale' according to language setting. 4/ Added ability to upload to UK Met Office 'WOW'. 5/ Various bug fixes and software structure improvements. 6/ New language files: French, Danish. Changes in v11.05: 1/ Added support for '3080' family stations that have illuminance and UV sensors. 2/ Broadened the range of tasks that can be done with 'live' data. 3/ Various bug fixes and software structure improvements. Changes in v11.02: 1/ Various bug fixes and software structure improvements. 2/ Improved wind direction averaging. 3/ Added conversion functions for common things such as C to F. 4/ Added a YoWindow module. 5/ Improved Zambretti forecaster. Changes in v10.12: 1/ Various bug fixes and software structure improvements. 2/ Added a 'goto' instruction to Template.py. 3/ Added a 'Zambretti' forecast function to Template.py. This should be treated as an experiment, and not relied upon for accuracy. Changes in v10.10: 1/ Added 'catchup' mode to ToUnderground.py. 2/ Created 'Tasks.py' to handle common tasks. 3/ Made better use of Python's logger for info and error messages. 4/ Changed over from 'python-twitter' to 'tweepy' for Twitter access. Twitter authorisation using OAuth now works. 5/ Added 'LiveLog.py' live logging program. 6/ Added 'SetWeatherStation.py' to do some configuration of weather station. No longer need EasyWeather to set logging interval! 7/ Added 'Rapid Fire' ability to ToUnderground.py. 8/ Added plain text versions of HTML documentation. 9/ Many bug fixes and minor improvements. Changes in v10.08: 1/ Added internal temperature to daily and monthly summaries. Run Reprocess.py when upgrading from earlier versions. 2/ Added 'prevdata' to Template.py. Allows calculations that compare values from different times. 3/ Made 'pressure_offset' available to calculations in Plot.py and Template.py. This is only useful when using 'raw' data. 4/ Improved synchronisation to weather station's clock when fetching stored data. Changes in v10.06: 1/ Improved localisation code. 2/ Minor bug fixes. 3/ Added Y axis label angle control to plots. Changes in v10.04: 1/ Changed version numbering to year.month. 2/ Allowed "upload" to a local directory instead of ftp site. 3/ Added "calc" option to text templates (Template.py). 4/ Added -v / --verbose option to Hourly.py to allow silent operation. 5/ Added internationalisation / localisation of some strings. 6/ Made 'raw' data available to text templates. 7/ Added ability to upload to Weather Underground. 8/ Added dual axis and cumulative graph capability. Changes in v0.9: 1/ Added lowest daytime max and highest nighttime min temperatures to monthly data. 2/ Added average temperature to daily and monthly data. 3/ Added 'terminal' element to Plot.py templates for greater control over output appearance. 4/ Added 'command' element to Plot.py templates for even more control, for advanced users. 5/ Added secure upload option. 6/ Minor speed improvements. Changes in v0.8: 1/ Added meteorological day end hour user preference 2/ Attempts at Windows compatibility 3/ Corrected decoding of wind data at speeds over 25.5 m/s 4/ Improved speed with new data caching strategy Changes in v0.7: 1/ Several bug fixes, mostly around new weather stations with not much data 2/ Added min & max temperature extremes to monthly data 3/ Added template and workspace directory locations to weather.ini 4/ Increased versatility of Plot.py with layout and title elements Changes in v0.6: 1/ Added monthly data 2/ Changed 'pressure' to 'abs_pressure' or 'rel_pressure' Changes in v0.5: 1/ Small bug fixes. 2/ Added start time to daily data 3/ Replaced individual plot programs with XML "recipe" system Changes in v0.4: 1/ Can post brief messages to Twitter. 2/ Now time zone aware. Uses UTC for data indexing and local time for graphs and text data files. Changes in v0.3: 1/ Now uses templates to generate text data 2/ Added 28 day plot 3/ Minor efficiency improvements 4/ Improved documentation Changes in v0.2: 1/ Now uses Python csv library to read and write data 2/ Creates hourly and daily summary files 3/ Includes rain data in graphs
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