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feat(files): csv_dumps mirrors csv_loads at the csv boundary #206

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Merged
marlon-costa-dc merged 1 commit into from
Sep 26, 2026
Merged

feat(files): csv_dumps mirrors csv_loads at the csv boundary #206

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8 changes: 8 additions & 0 deletions src/flext_cli/_utilities/_files_parts/flextcliutilitiesfiles_part_04.py
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
from __future__ import annotations

import csv
import io
import shutil
import tempfile
from collections.abc import Mapping
Expand Down Expand Up @@ -109,6 +110,13 @@ def csv_loads(text: str, *, delimiter: str = ",") -> p.Result[list[list[str]]]:
return r[list[list[str]]].fail(f"csv_loads: {exc}", exception=exc)
return r[list[list[str]]].ok(rows)

@staticmethod
def csv_dumps(rows: list[list[str]], *, delimiter: str = ",") -> str:
"""Serialize rows into a CSV-encoded string with LF terminators."""
buffer = io.StringIO()
csv.writer(buffer, delimiter=delimiter, lineterminator="\n").writerows(rows)
return buffer.getvalue()

@staticmethod
def files_copy_directory(
source_path: t.Cli.TextPath,
Expand Down
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