nanovna-saver/NanoVNASaver/Version.py

87 wiersze
2.6 KiB
Python

# NanoVNASaver
# A python program to view and export Touchstone data from a NanoVNA
# Copyright (C) 2019, 2020 Rune B. Broberg
# Copyright (C) 2020 NanoVNA-Saver Authors
#
# 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 3 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, see <https://www.gnu.org/licenses/>.
import logging
import re
logger = logging.getLogger(__name__)
class Version:
RXP = re.compile(r"""^
\D*
(?P<major>\d+)\.
(?P<minor>\d+)\.
(?P<revision>\d+)
(?P<note>.*)
$""", re.VERBOSE)
def __init__(self, vstring: str = "0.0.0"):
self.data = {
"major": 0,
"minor": 0,
"revision": 0,
"note": "",
}
try:
self.data = Version.RXP.search(vstring).groupdict()
for name in ("major", "minor", "revision"):
self.data[name] = int(self.data[name])
except AttributeError:
logger.error("Unable to parse version: %s", vstring)
def __gt__(self, other: "Version") -> bool:
l, r = self.data, other.data
for name in ("major", "minor", "revision"):
if l[name] > r[name]:
return True
if l[name] < r[name]:
return False
return False
def __lt__(self, other: "Version") -> bool:
return other > self
def __ge__(self, other: "Version") -> bool:
return self > other or self == other
def __le__(self, other: "Version") -> bool:
return self < other or self == other
def __eq__(self, other: "Version") -> bool:
return self.data == other.data
def __str__(self) -> str:
return (f'{self.data["major"]}.{self.data["minor"]}'
f'.{self.data["revision"]}{self.data["note"]}')
@property
def major(self) -> int:
return self.data["major"]
@property
def minor(self) -> int:
return self.data["minor"]
@property
def revision(self) -> int:
return self.data["revision"]
@property
def note(self) -> str:
return self.data["note"]