Source code for dragonfly_energy.opendss.lib.powerlines

"""Library of power lines that come standard with dragonfly."""
import os
import json

from ..powerline import PowerLine
from .wires import _wires

# load the  defaults
_power_lines = {}
_data_path = os.path.join(os.path.dirname(__file__), 'extended_catalog.json')
with open(_data_path) as json_file:
    _all_data = json.load(json_file)['LINES']
    _default_data = _all_data[1]['#Interurban Zone A:'] + \
        _all_data[2]['#Urban-Overhead'] + _all_data[3]['#Urban-Underground']
for _t_dict in _default_data:
    _t_obj = PowerLine.from_electrical_database_dict(_t_dict, _wires)
    _power_lines[_t_dict['Name']] = _t_obj

POWER_LINES = tuple(_power_lines.keys())

[docs]def power_line_by_identifier(power_line_identifier): """Get power line properties from the library given the identifier. Args: power_line_identifier: A text string for the identifier of the power line. """ try: return _power_lines[power_line_identifier] except KeyError: raise ValueError( '"{}" was not found in the power line library.'.format( power_line_identifier))