Markdown table generated with test data

data.md

Threads	omp parallel + critical time	omp parallel + critical speedup	omp parallel for + dynamic schedule + critical time	omp parallel for + dynamic schedule + critical speedup	omp parallel for reduction + dynamic schedule time	omp parallel for reduction + dynamic schedule speedup
1	0.8353	1.0	0.8803	1.0	0.8419	1.0
2	0.6286	1.328825962456252	0.6602	1.333383823083914	0.6454	1.3044623489308955
4	0.5071	1.6472096233484521	0.743	1.1847913862718709	0.7135	1.179957953749124
8	0.6104	1.3684469200524245	0.8871	0.9923345733288242	0.8807	0.955944135346883
16	0.916	0.9118995633187773	1.2146	0.7247653548493331	1.1635	0.7235926085088096
32	1.5991	0.5223563254330561	1.9379	0.4542546055007998	1.9206	0.43835259814641253

markdown_table.py

class Alignment(str, Enum):
    LEFT = "<"
    CENTER = "^"
    RIGHT = ">"
    NONE = ""


class Column:
    def __init__(self, name, rows, align=Alignment.NONE):
        self.name = name
        self.rows = rows
        self.align = align

        self.width = max(len(self.name), *(len(str(row)) for row in self.rows))

        if self.align == Alignment.CENTER:
            sep = f":{'-' * (self.width-2)}:"
        elif self.align == Alignment.LEFT:
            sep = f":{'-' * (self.width-1)}"
        elif self.align == Alignment.RIGHT:
            sep = f"{'-' * (self.width-1)}:"
        else:  # align == Alignment.NONE:
            sep = "-" * self.width

        self.seperator = sep

    def __iter__(self):
        f_str = f"{{:{self.align}{self.width}}}"
        rows = (
            self.name,
            self.seperator,
            *self.rows,
        )
        return iter(f" {f_str.format(row)} " for row in rows)


class Table:
    def __init__(self, headers, data, alignments=None):
        self.headers = headers
        self.data = data

        if alignments is None:
            alignments = {}

        self.columns = [
            Column(header, self.data[header], alignments.get(header, Alignment.CENTER))
            for header in self.headers
        ]

    def __str__(self):
        return "\n".join(
            [f"|{'|'.join(str(col) for col in row)}|" for row in zip(*self.columns)]
        )