51 lines
1.4 KiB
Python
51 lines
1.4 KiB
Python
# Copyright (c) 2011-2022, Manfred Moitzi
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# License: MIT License
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from __future__ import annotations
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from typing import Sequence, TYPE_CHECKING, Iterable
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from ezdxf.lldxf.tagger import internal_tag_compiler
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if TYPE_CHECKING:
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from ezdxf.lldxf.types import DXFTag
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from ezdxf.lldxf.extendedtags import ExtendedTags
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def compile_tags_without_handles(text: str) -> Iterable[DXFTag]:
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return (
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tag for tag in internal_tag_compiler(text) if tag.code not in (5, 105)
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)
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def normlines(text: str) -> Sequence[str]:
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lines = text.split("\n")
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return [line.strip() for line in lines]
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def load_section(text: str, name: str) -> list[ExtendedTags]:
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from ezdxf.lldxf.loader import load_dxf_structure
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dxf = load_dxf_structure(
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internal_tag_compiler(text), ignore_missing_eof=True
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)
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return dxf[name] # type: ignore
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def load_entities(text: str, name: str):
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from ezdxf.lldxf.loader import load_dxf_structure, load_dxf_entities
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dxf = load_dxf_structure(
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internal_tag_compiler(text), ignore_missing_eof=True
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)
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return load_dxf_entities(dxf[name]) # type: ignore
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def parse_hex_dump(txt: str) -> bytes:
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b = bytearray()
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lines = txt.split("\n")
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for line in lines:
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if line == "":
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continue
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data = [int(v, 16) for v in line.strip().split(" ")]
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assert data[0] == len(b)
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b.extend(data[1:])
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return b
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