# This file is part of pylunar.
#
# Developed by Michael Reuter.
#
# See the LICENSE file at the top-level directory of this distribution
# for details of code ownership.
#
# Use of this source code is governed by a 3-clause BSD-style
# license that can be found in the LICENSE file.
"""Module for the AltitudeDict class."""
from __future__ import annotations
from importlib.resources import files
import sqlite3
from .lunar_feature import LunarFeature
from .moon_info import MoonInfo
__all__ = ["AltitudeDict"]
[docs]
class AltitudeDict(dict[str, float]):
"""Dictionary for the Lunar II features requiring solar altitude."""
[docs]
def load(self, moon_info: MoonInfo) -> None:
"""Provide solar altitude for the Lunar II features.
Parameters
----------
moon_info : :class:`pylunar.MoonInfo`
Instance of the Lunar information class.
"""
features = ["Byrgius A", "Proclus", "Rupes Recta", "Tycho"]
dbname = str(files("pylunar.data").joinpath("lunar.db"))
conn = sqlite3.connect(dbname)
cur = conn.cursor()
sql = f"select * from Features where Name in {str(tuple(features))}"
cur.execute(sql)
feature_list = []
for row in cur:
feature_list.append(LunarFeature.from_row(row))
for feature in sorted(feature_list, key=lambda x: x.name):
self[feature.name] = moon_info.solar_altitude(feature)
cur.close()