initiated venv, installed FreeSimpleGUI and PySerial
This commit is contained in:
3
.venv/lib/python3.12/site-packages/iso8601/__init__.py
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3
.venv/lib/python3.12/site-packages/iso8601/__init__.py
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from .iso8601 import UTC, FixedOffset, ParseError, is_iso8601, parse_date
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__all__ = ["parse_date", "is_iso8601", "ParseError", "UTC", "FixedOffset"]
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162
.venv/lib/python3.12/site-packages/iso8601/iso8601.py
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162
.venv/lib/python3.12/site-packages/iso8601/iso8601.py
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"""ISO 8601 date time string parsing
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Basic usage:
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>>> import iso8601
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>>> iso8601.parse_date("2007-01-25T12:00:00Z")
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datetime.datetime(2007, 1, 25, 12, 0, tzinfo=<iso8601.Utc ...>)
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>>>
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"""
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import datetime
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import re
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import typing
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from decimal import Decimal
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__all__ = ["parse_date", "ParseError", "UTC", "FixedOffset"]
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# Adapted from http://delete.me.uk/2005/03/iso8601.html
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ISO8601_REGEX = re.compile(
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r"""
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(?P<year>[0-9]{4})
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(
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(
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(-(?P<monthdash>[0-9]{1,2}))
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|
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(?P<month>[0-9]{2})
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(?!$) # Don't allow YYYYMM
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)
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(
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(
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(-(?P<daydash>[0-9]{1,2}))
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||||
|
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(?P<day>[0-9]{2})
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)
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(
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(
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(?P<separator>[ T])
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(?P<hour>[0-9]{2})
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(:{0,1}(?P<minute>[0-9]{2})){0,1}
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(
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:{0,1}(?P<second>[0-9]{1,2})
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([.,](?P<second_fraction>[0-9]+)){0,1}
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){0,1}
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(?P<timezone>
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Z
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|
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(
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(?P<tz_sign>[-+])
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(?P<tz_hour>[0-9]{2})
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:{0,1}
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(?P<tz_minute>[0-9]{2}){0,1}
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)
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){0,1}
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){0,1}
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)
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){0,1} # YYYY-MM
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){0,1} # YYYY only
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$
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""",
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re.VERBOSE,
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)
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class ParseError(ValueError):
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"""Raised when there is a problem parsing a date string"""
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UTC = datetime.timezone.utc
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def FixedOffset(
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offset_hours: float, offset_minutes: float, name: str
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) -> datetime.timezone:
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return datetime.timezone(
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datetime.timedelta(hours=offset_hours, minutes=offset_minutes), name
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)
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def parse_timezone(
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matches: typing.Dict[str, str],
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default_timezone: typing.Optional[datetime.timezone] = UTC,
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) -> typing.Optional[datetime.timezone]:
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"""Parses ISO 8601 time zone specs into tzinfo offsets"""
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tz = matches.get("timezone", None)
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if tz == "Z":
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return UTC
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# This isn't strictly correct, but it's common to encounter dates without
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# timezones so I'll assume the default (which defaults to UTC).
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# Addresses issue 4.
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if tz is None:
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return default_timezone
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sign = matches.get("tz_sign", None)
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hours = int(matches.get("tz_hour", 0))
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minutes = int(matches.get("tz_minute", 0))
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description = f"{sign}{hours:02d}:{minutes:02d}"
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if sign == "-":
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hours = -hours
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minutes = -minutes
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return FixedOffset(hours, minutes, description)
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def parse_date(
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datestring: str, default_timezone: typing.Optional[datetime.timezone] = UTC
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) -> datetime.datetime:
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"""Parses ISO 8601 dates into datetime objects
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The timezone is parsed from the date string. However it is quite common to
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have dates without a timezone (not strictly correct). In this case the
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default timezone specified in default_timezone is used. This is UTC by
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default.
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:param datestring: The date to parse as a string
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:param default_timezone: A datetime tzinfo instance to use when no timezone
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is specified in the datestring. If this is set to
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None then a naive datetime object is returned.
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:returns: A datetime.datetime instance
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:raises: ParseError when there is a problem parsing the date or
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constructing the datetime instance.
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"""
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try:
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m = ISO8601_REGEX.match(datestring)
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except Exception as e:
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raise ParseError(e)
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if not m:
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raise ParseError(f"Unable to parse date string {datestring!r}")
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# Drop any Nones from the regex matches
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# TODO: check if there's a way to omit results in regexes
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groups: typing.Dict[str, str] = {
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k: v for k, v in m.groupdict().items() if v is not None
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}
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try:
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return datetime.datetime(
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year=int(groups.get("year", 0)),
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month=int(groups.get("month", groups.get("monthdash", 1))),
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day=int(groups.get("day", groups.get("daydash", 1))),
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hour=int(groups.get("hour", 0)),
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minute=int(groups.get("minute", 0)),
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second=int(groups.get("second", 0)),
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microsecond=int(
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Decimal(f"0.{groups.get('second_fraction', 0)}") * Decimal("1000000.0")
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),
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tzinfo=parse_timezone(groups, default_timezone=default_timezone),
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)
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except Exception as e:
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raise ParseError(e)
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def is_iso8601(datestring: str) -> bool:
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"""Check if a string matches an ISO 8601 format.
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:param datestring: The string to check for validity
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:returns: True if the string matches an ISO 8601 format, False otherwise
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"""
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try:
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m = ISO8601_REGEX.match(datestring)
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return bool(m)
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except Exception as e:
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raise ParseError(e)
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0
.venv/lib/python3.12/site-packages/iso8601/py.typed
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0
.venv/lib/python3.12/site-packages/iso8601/py.typed
Normal file
282
.venv/lib/python3.12/site-packages/iso8601/test_iso8601.py
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282
.venv/lib/python3.12/site-packages/iso8601/test_iso8601.py
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@ -0,0 +1,282 @@
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# coding=UTF-8
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from __future__ import absolute_import
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import copy
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import datetime
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import pickle
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import hypothesis
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import hypothesis.extra.pytz
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import hypothesis.strategies
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import pytest
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from . import iso8601
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def test_iso8601_regex() -> None:
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assert iso8601.ISO8601_REGEX.match("2006-10-11T00:14:33Z")
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def test_fixedoffset_eq() -> None:
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# See https://bitbucket.org/micktwomey/pyiso8601/issues/19
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expected_timezone = datetime.timezone(offset=datetime.timedelta(hours=2))
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assert expected_timezone == iso8601.FixedOffset(2, 0, "+2:00")
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def test_parse_no_timezone_different_default() -> None:
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tz = iso8601.FixedOffset(2, 0, "test offset")
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d = iso8601.parse_date("2007-01-01T08:00:00", default_timezone=tz)
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assert d == datetime.datetime(2007, 1, 1, 8, 0, 0, 0, tz)
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assert d.tzinfo == tz
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def test_parse_utc_different_default() -> None:
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"""Z should mean 'UTC', not 'default'."""
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tz = iso8601.FixedOffset(2, 0, "test offset")
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d = iso8601.parse_date("2007-01-01T08:00:00Z", default_timezone=tz)
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assert d == datetime.datetime(2007, 1, 1, 8, 0, 0, 0, iso8601.UTC)
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@pytest.mark.parametrize(
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||||
"invalid_date, error_string",
|
||||
[
|
||||
("2013-10-", "Unable to parse date string"),
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||||
("2013-", "Unable to parse date string"),
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||||
("", "Unable to parse date string"),
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||||
("wibble", "Unable to parse date string"),
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("23", "Unable to parse date string"),
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("131015T142533Z", "Unable to parse date string"),
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||||
("131015", "Unable to parse date string"),
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||||
("20141", "Unable to parse date string"),
|
||||
("201402", "Unable to parse date string"),
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(
|
||||
"2007-06-23X06:40:34.00Z",
|
||||
"Unable to parse date string",
|
||||
), # https://code.google.com/p/pyiso8601/issues/detail?id=14
|
||||
(
|
||||
"2007-06-23 06:40:34.00Zrubbish",
|
||||
"Unable to parse date string",
|
||||
), # https://code.google.com/p/pyiso8601/issues/detail?id=14
|
||||
("20114-01-03T01:45:49", "Unable to parse date string"),
|
||||
],
|
||||
)
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def test_parse_invalid_date(invalid_date: str, error_string: str) -> None:
|
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assert iso8601.is_iso8601(invalid_date) is False
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with pytest.raises(iso8601.ParseError) as exc:
|
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iso8601.parse_date(invalid_date)
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assert exc.errisinstance(iso8601.ParseError)
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assert str(exc.value).startswith(error_string)
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|
||||
|
||||
@pytest.mark.parametrize(
|
||||
"valid_date,expected_datetime,isoformat",
|
||||
[
|
||||
(
|
||||
"2007-06-23 06:40:34.00Z",
|
||||
datetime.datetime(2007, 6, 23, 6, 40, 34, 0, iso8601.UTC),
|
||||
"2007-06-23T06:40:34+00:00",
|
||||
), # Handle a separator other than T
|
||||
(
|
||||
"1997-07-16T19:20+01:00",
|
||||
datetime.datetime(
|
||||
1997, 7, 16, 19, 20, 0, 0, iso8601.FixedOffset(1, 0, "+01:00")
|
||||
),
|
||||
"1997-07-16T19:20:00+01:00",
|
||||
), # Parse with no seconds
|
||||
(
|
||||
"2007-01-01T08:00:00",
|
||||
datetime.datetime(2007, 1, 1, 8, 0, 0, 0, iso8601.UTC),
|
||||
"2007-01-01T08:00:00+00:00",
|
||||
), # Handle timezone-less dates. Assumes UTC. http://code.google.com/p/pyiso8601/issues/detail?id=4
|
||||
(
|
||||
"2006-10-20T15:34:56.123+02:30",
|
||||
datetime.datetime(
|
||||
2006, 10, 20, 15, 34, 56, 123000, iso8601.FixedOffset(2, 30, "+02:30")
|
||||
),
|
||||
None,
|
||||
),
|
||||
(
|
||||
"2006-10-20T15:34:56Z",
|
||||
datetime.datetime(2006, 10, 20, 15, 34, 56, 0, iso8601.UTC),
|
||||
"2006-10-20T15:34:56+00:00",
|
||||
),
|
||||
(
|
||||
"2007-5-7T11:43:55.328Z",
|
||||
datetime.datetime(2007, 5, 7, 11, 43, 55, 328000, iso8601.UTC),
|
||||
"2007-05-07T11:43:55.328000+00:00",
|
||||
), # http://code.google.com/p/pyiso8601/issues/detail?id=6
|
||||
(
|
||||
"2006-10-20T15:34:56.123Z",
|
||||
datetime.datetime(2006, 10, 20, 15, 34, 56, 123000, iso8601.UTC),
|
||||
"2006-10-20T15:34:56.123000+00:00",
|
||||
),
|
||||
(
|
||||
"2013-10-15T18:30Z",
|
||||
datetime.datetime(2013, 10, 15, 18, 30, 0, 0, iso8601.UTC),
|
||||
"2013-10-15T18:30:00+00:00",
|
||||
),
|
||||
(
|
||||
"2013-10-15T22:30+04",
|
||||
datetime.datetime(
|
||||
2013, 10, 15, 22, 30, 0, 0, iso8601.FixedOffset(4, 0, "+04:00")
|
||||
),
|
||||
"2013-10-15T22:30:00+04:00",
|
||||
), # <time>±hh:mm
|
||||
(
|
||||
"2013-10-15T1130-0700",
|
||||
datetime.datetime(
|
||||
2013, 10, 15, 11, 30, 0, 0, iso8601.FixedOffset(-7, 0, "-07:00")
|
||||
),
|
||||
"2013-10-15T11:30:00-07:00",
|
||||
), # <time>±hhmm
|
||||
(
|
||||
"2013-10-15T1130+0700",
|
||||
datetime.datetime(
|
||||
2013, 10, 15, 11, 30, 0, 0, iso8601.FixedOffset(+7, 0, "+07:00")
|
||||
),
|
||||
"2013-10-15T11:30:00+07:00",
|
||||
), # <time>±hhmm
|
||||
(
|
||||
"2013-10-15T1130+07",
|
||||
datetime.datetime(
|
||||
2013, 10, 15, 11, 30, 0, 0, iso8601.FixedOffset(+7, 0, "+07:00")
|
||||
),
|
||||
"2013-10-15T11:30:00+07:00",
|
||||
), # <time>±hh
|
||||
(
|
||||
"2013-10-15T1130-07",
|
||||
datetime.datetime(
|
||||
2013, 10, 15, 11, 30, 0, 0, iso8601.FixedOffset(-7, 0, "-07:00")
|
||||
),
|
||||
"2013-10-15T11:30:00-07:00",
|
||||
), # <time>±hh
|
||||
(
|
||||
"2013-10-15T15:00-03:30",
|
||||
datetime.datetime(
|
||||
2013, 10, 15, 15, 0, 0, 0, iso8601.FixedOffset(-3, -30, "-03:30")
|
||||
),
|
||||
"2013-10-15T15:00:00-03:30",
|
||||
),
|
||||
(
|
||||
"2013-10-15T183123Z",
|
||||
datetime.datetime(2013, 10, 15, 18, 31, 23, 0, iso8601.UTC),
|
||||
"2013-10-15T18:31:23+00:00",
|
||||
), # hhmmss
|
||||
(
|
||||
"2013-10-15T1831Z",
|
||||
datetime.datetime(2013, 10, 15, 18, 31, 0, 0, iso8601.UTC),
|
||||
"2013-10-15T18:31:00+00:00",
|
||||
), # hhmm
|
||||
(
|
||||
"2013-10-15T18Z",
|
||||
datetime.datetime(2013, 10, 15, 18, 0, 0, 0, iso8601.UTC),
|
||||
"2013-10-15T18:00:00+00:00",
|
||||
), # hh
|
||||
(
|
||||
"2013-10-15",
|
||||
datetime.datetime(2013, 10, 15, 0, 0, 0, 0, iso8601.UTC),
|
||||
"2013-10-15T00:00:00+00:00",
|
||||
), # YYYY-MM-DD
|
||||
(
|
||||
"20131015T18:30Z",
|
||||
datetime.datetime(2013, 10, 15, 18, 30, 0, 0, iso8601.UTC),
|
||||
"2013-10-15T18:30:00+00:00",
|
||||
), # YYYYMMDD
|
||||
(
|
||||
"2012-12-19T23:21:28.512400+00:00",
|
||||
datetime.datetime(
|
||||
2012, 12, 19, 23, 21, 28, 512400, iso8601.FixedOffset(0, 0, "+00:00")
|
||||
),
|
||||
"2012-12-19T23:21:28.512400+00:00",
|
||||
), # https://code.google.com/p/pyiso8601/issues/detail?id=21
|
||||
(
|
||||
"2006-10-20T15:34:56.123+0230",
|
||||
datetime.datetime(
|
||||
2006, 10, 20, 15, 34, 56, 123000, iso8601.FixedOffset(2, 30, "+02:30")
|
||||
),
|
||||
"2006-10-20T15:34:56.123000+02:30",
|
||||
), # https://code.google.com/p/pyiso8601/issues/detail?id=18
|
||||
(
|
||||
"19950204",
|
||||
datetime.datetime(1995, 2, 4, tzinfo=iso8601.UTC),
|
||||
"1995-02-04T00:00:00+00:00",
|
||||
), # https://code.google.com/p/pyiso8601/issues/detail?id=1
|
||||
(
|
||||
"2010-07-20 15:25:52.520701+00:00",
|
||||
datetime.datetime(
|
||||
2010, 7, 20, 15, 25, 52, 520701, iso8601.FixedOffset(0, 0, "+00:00")
|
||||
),
|
||||
"2010-07-20T15:25:52.520701+00:00",
|
||||
), # https://code.google.com/p/pyiso8601/issues/detail?id=17
|
||||
(
|
||||
"2010-06-12",
|
||||
datetime.datetime(2010, 6, 12, tzinfo=iso8601.UTC),
|
||||
"2010-06-12T00:00:00+00:00",
|
||||
), # https://code.google.com/p/pyiso8601/issues/detail?id=16
|
||||
(
|
||||
"1985-04-12T23:20:50.52-05:30",
|
||||
datetime.datetime(
|
||||
1985, 4, 12, 23, 20, 50, 520000, iso8601.FixedOffset(-5, -30, "-05:30")
|
||||
),
|
||||
"1985-04-12T23:20:50.520000-05:30",
|
||||
), # https://bitbucket.org/micktwomey/pyiso8601/issue/8/015-parses-negative-timezones-incorrectly
|
||||
(
|
||||
"1997-08-29T06:14:00.000123Z",
|
||||
datetime.datetime(1997, 8, 29, 6, 14, 0, 123, iso8601.UTC),
|
||||
"1997-08-29T06:14:00.000123+00:00",
|
||||
), # https://bitbucket.org/micktwomey/pyiso8601/issue/9/regression-parsing-microseconds
|
||||
(
|
||||
"2014-02",
|
||||
datetime.datetime(2014, 2, 1, 0, 0, 0, 0, iso8601.UTC),
|
||||
"2014-02-01T00:00:00+00:00",
|
||||
), # https://bitbucket.org/micktwomey/pyiso8601/issue/14/regression-yyyy-mm-no-longer-parses
|
||||
(
|
||||
"2014",
|
||||
datetime.datetime(2014, 1, 1, 0, 0, 0, 0, iso8601.UTC),
|
||||
"2014-01-01T00:00:00+00:00",
|
||||
), # YYYY
|
||||
(
|
||||
"1997-08-29T06:14:00,000123Z",
|
||||
datetime.datetime(1997, 8, 29, 6, 14, 0, 123, iso8601.UTC),
|
||||
"1997-08-29T06:14:00.000123+00:00",
|
||||
), # Use , as decimal separator
|
||||
],
|
||||
)
|
||||
def test_parse_valid_date(
|
||||
valid_date: str, expected_datetime: datetime.datetime, isoformat: str
|
||||
) -> None:
|
||||
assert iso8601.is_iso8601(valid_date) is True
|
||||
parsed = iso8601.parse_date(valid_date)
|
||||
assert parsed.year == expected_datetime.year
|
||||
assert parsed.month == expected_datetime.month
|
||||
assert parsed.day == expected_datetime.day
|
||||
assert parsed.hour == expected_datetime.hour
|
||||
assert parsed.minute == expected_datetime.minute
|
||||
assert parsed.second == expected_datetime.second
|
||||
assert parsed.microsecond == expected_datetime.microsecond
|
||||
assert parsed.tzinfo == expected_datetime.tzinfo
|
||||
assert parsed == expected_datetime
|
||||
assert parsed.isoformat() == expected_datetime.isoformat()
|
||||
copy.deepcopy(parsed) # ensure it's deep copy-able
|
||||
pickle.dumps(parsed) # ensure it pickles
|
||||
if isoformat:
|
||||
assert parsed.isoformat() == isoformat
|
||||
assert iso8601.parse_date(parsed.isoformat()) == parsed # Test round trip
|
||||
|
||||
|
||||
@hypothesis.given(s=hypothesis.strategies.datetimes())
|
||||
def test_hypothesis_valid_naive_datetimes(s: datetime.datetime) -> None:
|
||||
as_string = s.isoformat()
|
||||
parsed = iso8601.parse_date(as_string, default_timezone=None)
|
||||
print(f"{s!r} {as_string!r} {parsed!r}")
|
||||
assert s == parsed
|
||||
|
||||
|
||||
@hypothesis.given(
|
||||
s=hypothesis.strategies.datetimes(timezones=hypothesis.extra.pytz.timezones())
|
||||
)
|
||||
def test_hypothesis_valid_datetimes_with_timezone(s: datetime.datetime) -> None:
|
||||
as_string = s.isoformat()
|
||||
parsed = iso8601.parse_date(as_string)
|
||||
print(f"{s!r} {as_string!r} {parsed!r}")
|
||||
assert s == parsed
|
||||
Reference in New Issue
Block a user