Package: yamx
YAMXextend your YAML configuration with jinja2 expressionsUsageCreateCreate your first config with template syntax# starship.ymltype:Exploration vessel{%if toggles.speed_improved %}speed:50max_speed:100{%else %}max_speed:35speed:20{%endif %}name:Starship Enterpriseweapons:-name:Laser Blasterfire_rate:2.0damage:20ammo_capacity:50{%if toggles.new_missiles_weapon %}-damage:100fire_rate:0.1ammo_capacity:10name:Missiles{%endif %}Extra functionalitySome parts of the library don't have general support yet and available only as set ofextratools to work with specific format of conditions such asdefines.get("FEATURE_FLAG")toggles.FEATURE_FLAGtoggles.get("FEATURE_FLAG")toggles["FEATURE_FLAG"]config_flags.NAMEconfig_flags.get("NAME")config_flags["NAME"]Operationsnotandandare supported for them.Extract toggle names used in configfromyamximportYAMXfromyamx.extraimportextract_togglesyamx=YAMX()withopen("starship.yml")asfp:data=yamx.load(fp)toggles=extract_toggles(data)asserttoggles=={"speed_improved","new_missiles_weapon"}Resolve jinja logic configuration withyamx.extra.resolve_togglesfromimmutablesimportMapfromyamximportYAMXfromyamx.extraimportresolve_toggles,ResolvingContextyamx=YAMX()withopen("starship.yml")asfp:data=yamx.load(fp)context={"toggles":ResolvingContext({"speed_improved":True,"new_missiles_weapon":False,})}resolved_data=resolve_toggles(data,context)assertresolved_data["speed"]==50FormatFormat file structure and sort attribute keys withsort_keysfromyamximportYAMXyamx=YAMX(sort_keys=True)withopen("data.yaml")asf:data=yamx.load(f)data_raw=yamx.dump_to_string(data)print(data_raw)name:Starship Enterprisetype:Exploration vessel{%if features["speed_improved"]%}speed:50max_speed:100{%else %}speed:20max_speed:35{%endif %}weapons:-name:Laser Blasterdamage:20fire_rate:2.0ammo_capacity:50{%if features["new_missiles_weapon"]%}-name:Missilesdamage:100fire_rate:0.1ammo_capacity:10{%endif %}DevelopmentLinterrun linter withmakelintTestingrun tests withmaketestApache License, Version 2.0 Apache License Version 2.0, January 2004http://www.apache.org/licenses/TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTIONDefinitions.
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