dd928964e6
see 968fd6d01d/stubs/pytz/pytz/tzinfo.pyi (L6)
it says all concrete instances should not be None
53 lines
1.6 KiB
Python
53 lines
1.6 KiB
Python
"""
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Various helpers for reading org-mode data
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"""
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from datetime import datetime
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def parse_org_datetime(s: str) -> datetime:
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s = s.strip('[]')
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for fmt, cl in [
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("%Y-%m-%d %a %H:%M", datetime),
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("%Y-%m-%d %H:%M" , datetime),
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# todo not sure about these... fallback on 00:00?
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# ("%Y-%m-%d %a" , date),
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# ("%Y-%m-%d" , date),
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]:
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try:
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return datetime.strptime(s, fmt)
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except ValueError:
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continue
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else:
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raise RuntimeError(f"Bad datetime string {s}")
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# TODO I guess want to borrow inspiration from bs4? element type <-> tag; and similar logic for find_one, find_all
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from orgparse import OrgNode
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from typing import Iterable, TypeVar, Callable
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V = TypeVar('V')
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def collect(n: OrgNode, cfun: Callable[[OrgNode], Iterable[V]]) -> Iterable[V]:
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yield from cfun(n)
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for c in n.children:
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yield from collect(c, cfun)
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from more_itertools import one
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from orgparse.extra import Table
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def one_table(o: OrgNode) -> Table:
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return one(collect(o, lambda n: (x for x in n.body_rich if isinstance(x, Table))))
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class TypedTable(Table):
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def __new__(cls, orig: Table) -> 'TypedTable':
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tt = super().__new__(TypedTable)
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tt.__dict__ = orig.__dict__
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blocks = list(orig.blocks)
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header = blocks[0] # fist block is schema
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if len(header) == 2:
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# TODO later interpret first line as types
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header = header[1:]
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setattr(tt, '_blocks', [header, *blocks[1:]])
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return tt
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@property
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def blocks(self):
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return getattr(self, '_blocks')
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