Source code for iCalibrationDB.known_versions

import os
from datetime import datetime

from .constant_version import ConstantVersion


class ConvenientVersion(ConstantVersion):

    def __init__(self):
        super(ConvenientVersion, self).__init__()
        self.raw_data_location = ""


class Now(ConvenientVersion):

    def __init__(self, end=None):
        super(Now, self).__init__()
        now = datetime.now()
        self.begin_at = now
        self.begin_validity_at = now
        self.end_validity_at = end


class Timespan(ConvenientVersion):

    def __init__(self, start, end=None):
        super(Timespan, self).__init__()
        self.begin_at = start
        self.begin_validity_at = start
        self.end_validity_at = end

class FromFile(ConvenientVersion):

    def __init__(self, file_path, end=None):
        super(FromFile, self).__init__()
        timest = os.stat(file_path).st_ctime
        self.begin_at = datetime.fromtimestamp(timest)
        self.begin_validity_at = datetime.fromtimestamp(timest)
        self.end_validity_at = end

class Versions:
    Now = Now
    FromFile = FromFile
    Timespan = Timespan