how do I use custom style

[WhoMI7]

Problem description

I want to use this style, I saved it in pygments\styles as tokyonight.py
but I get always get error.

from pygments.style import Style
from pygments.token import (
    Comment,
    Error,
    Generic,
    Keyword,
    Literal,
    Name,
    Number,
    Operator,
    Punctuation,
    String,
    Text,
)


class TokyoNightStyle(Style):
    background_color = "#1a1b26"
    highlight_color = "#2a2c3d"
    default_style = ""

    styles = {
        Comment: "#5C6370",
        Comment.Preproc: "#5C6370",
        Comment.Special: "#5C6370",
        Keyword: "#C792EA",
        Keyword.Constant: "#C792EA",
        Keyword.Declaration: "#C792EA",
        Keyword.Namespace: "#C792EA",
        Keyword.Pseudo: "#C792EA",
        Keyword.Reserved: "#C792EA",
        Keyword.Type: "#7FDBCA",
        Operator: "#89DDFF",
        Operator.Word: "#89DDFF",
        Punctuation: "#89DDFF",
        Name: "#D8DEE9",
        Name.Attribute: "#D8DEE9",
        Name.Builtin: "#82AAFF",
        Name.Builtin.Pseudo: "#82AAFF",
        Name.Class: "#FFCB6B",
        Name.Constant: "#FF5370",
        Name.Decorator: "#FFCB6B",
        Name.Entity: "#F7768E",
        Name.Exception: "#FF5370",
        Name.Function: "#82AAFF",
        Name.Property: "#C792EA",
        Name.Label: "#82AAFF",
        Name.Namespace: "#FFCB6B",
        Name.Other: "#82AAFF",
        Name.Tag: "#7FDBCA",
        Name.Variable: "#FFCB6B",
        Name.Variable.Class: "#FFCB6B",
        Name.Variable.Global: "#FFCB6B",
        Name.Variable.Instance: "#FFCB6B",
        Number: "#F78C6C",
        Number.Float: "#F78C6C",
        Number.Hex: "#F78C6C",
        Number.Integer: "#F78C6C",
        Number.Integer.Long: "#F78C6C",
        Number.Oct: "#F78C6C",
        Literal: "#F78C6C",
        Literal.Date: "#F78C6C",
        String: "#C3E88D",
        String.Backtick: "#C3E88D",
        String.Char: "#C3E88D",
        String.Doc: "#5C6370",
        String.Double: "#C3E88D",
        String.Escape: "#FF5370",
        String.Heredoc: "#C3E88D",
        String.Interpol: "#C3E88D",
        String.Other: "#C3E88D",
        String.Regex: "#FF5370",
        String.Single: "#C3E88D",
        String.Symbol: "#C3E88D",
        String.Other: "#C792EA",
        Text: "#D8DEE9",
        Generic: "#D8DEE9",
        Generic.Deleted: "#FF5370",
        Generic.Emph: "italic",
        Generic.Error: "#FF5370",
        Generic.Heading: "#C792EA",
        Generic.Inserted: "#82AAFF",
        Generic.Output: "#D8DEE9",
        Generic.Prompt: "#C792EA",
        Generic.Strong: "bold",
        Generic.Subheading: "#82AAFF",
        Generic.Traceback: "#FFCB6B",
        Error: "#FF5370",
    }

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• My issue disappears when I hold shift while starting Anki.
• [x ] I've checked if anyone else reported this problem before by looking through the issue reports. I also checked to see if there is a section about known issues in the add-on description, documentation, or README.

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