How to use run_and_get_interpreter_info method in tox

Best Python code snippet using tox_python

__init__.py

Source:__init__.py

...29            return NoInterpreterInfo(name=name)30        try:31            return self.executable2info[executable]32        except KeyError:33            info = run_and_get_interpreter_info(name, executable)34            self.executable2info[executable] = info35            return info36    def get_sitepackagesdir(self, info, envdir):37        if not info.executable:38            return ""39        envdir = str(envdir)40        try:41            res = exec_on_interpreter(str(info.executable), SITE_PACKAGE_QUERY_SCRIPT, str(envdir))42        except ExecFailed as e:43            reporter.verbosity1("execution failed: {} -- {}".format(e.out, e.err))44            return ""45        else:46            return res["dir"]47def run_and_get_interpreter_info(name, executable):48    assert executable49    try:50        result = exec_on_interpreter(str(executable), VERSION_QUERY_SCRIPT)51        result["version_info"] = tuple(result["version_info"])  # fix json dump transformation52        del result["name"]53        del result["version"]54        result["executable"] = str(executable)55    except ExecFailed as e:56        return NoInterpreterInfo(name, executable=e.executable, out=e.out, err=e.err)57    else:58        return InterpreterInfo(name, **result)59def exec_on_interpreter(*args):60    from subprocess import Popen, PIPE61    popen = Popen(args, stdout=PIPE, stderr=PIPE, universal_newlines=True)...

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