Method to_csv

pyvrp/Statistics.py:153–188

Writes this Statistics object to the given location, as a CSV file. Parameters ---------- where Filesystem location to write to. delimiter Value separator. Default comma. quoting Quoting strategy. Default only quot

(
        self,
        where: Path | str,
        delimiter: str = ",",
        quoting: Literal[0, 1, 2, 3] = csv.QUOTE_MINIMAL,
        **kwargs,
    )

        return stats

    def to_csv(
        self,
        where: Path | str,
        delimiter: str = ",",
        quoting: Literal[0, 1, 2, 3] = csv.QUOTE_MINIMAL,
        **kwargs,
    ):
        """
        Writes this Statistics object to the given location, as a CSV file.

        Parameters
        ----------
        where
            Filesystem location to write to.
        delimiter
            Value separator. Default comma.
        quoting
            Quoting strategy. Default only quotes values when necessary.
        kwargs
            Additional keyword arguments. These are passed to
            :class:`csv.DictWriter`.
        """
        with open(where, "w") as fh:
            header = ["runtime", *(f.name for f in fields(_Datum))]
            writer = csv.DictWriter(
                fh, header, delimiter=delimiter, quoting=quoting, **kwargs
            )
            writer.writeheader()

            for datum, runtime in zip(self.data, self.runtimes):
                row = {
                    f: int(v) if isinstance(v, bool) else v  # bool as 0/1
                    for f, v in asdict(datum).items()
                }
                row["runtime"] = runtime
                writer.writerow(row)