85 lines
2.5 KiB
TypeScript
85 lines
2.5 KiB
TypeScript
#!/usr/bin/env runts -- --allow-env --allow-run
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import {
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existsPath,
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joinPath,
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log,
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readFileToString,
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resolveFilename,
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} from "https://global.hatter.ink/script/get/@12/deno-commons-mod.ts";
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const PYTHON_CONFIG_FILE = "~/.config/python-config.json";
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const PYTHON_VENV_DEFAULT_BASE_DIR = "~/.venv/";
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interface PythonConfig {
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default_version?: string;
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default_profile?: string;
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python_venv_base_path?: string;
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versions: Map<string, PythonVersion>;
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profiles?: Map<string, PythonVenv>;
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}
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interface PythonVersion {
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version: string;
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path: string;
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comment?: string;
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}
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interface PythonVenv {
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version: string;
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path: string;
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comment?: string;
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}
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async function loadPythonConfig(): Promise<PythonConfig> {
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const pythonConfigFile = resolveFilename(PYTHON_CONFIG_FILE);
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const pythonConfigJson = await readFileToString(pythonConfigFile);
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if (!pythonConfigJson === null) {
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throw `Could not read python config file: ${pythonConfigFile}`;
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}
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return JSON.parse(pythonConfigJson) as PythonConfig;
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}
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async function newVirtualEnv(pythonVersion: string | null, pythonVenv: string) {
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const pythonConfig = await loadPythonConfig();
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const selectedPythonVersion = pythonVersion ||
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pythonConfig.default_version || null;
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if (!selectedPythonVersion) {
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throw `No Python version assigned.`;
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}
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if (!selectedPythonVersion) {
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throw `No Python venv assigned.`;
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}
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const pythonVersionProfile = pythonConfig.versions[pythonVersion];
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if (!pythonVersionProfile) {
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throw `Python version: ${pythonVersion} not found`;
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}
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log.success(`Found Python version: ${pythonVersion}`);
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const pythonVenvProfile = pythonConfig.profiles[pythonVenv];
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if (pythonVenvProfile) {
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throw `Python venv already exists: ${pythonVenv}`;
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}
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const pythonVenvBaseDir = resolveFilename(
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pythonConfig.python_venv_base_path || PYTHON_VENV_DEFAULT_BASE_DIR,
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);
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if (!existsPath(pythonVenvBaseDir)) {
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log.info(`Make python venv base dir: ${pythonVenvBaseDir}`);
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Deno.mkdirSync(pythonVenvBaseDir);
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}
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const pythonVenvDir = joinPath(pythonVenvBaseDir, pythonVenv);
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if (existsPath(pythonVenvDir)) {
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throw `Python venv: ${pythonVenvDir} already exists`;
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}
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// python3 -m venv myenv
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const python3Cmd = joinPath(pythonVersionProfile.path, "bin", "python3");
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const pythonVenvArgs = ["-m", "vent", pythonVenvDir];
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}
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async function main() {
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// TODO ...
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}
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await main();
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// TODO ...
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