public async Task <List <string> > EnumerateAllModules(bool refresh = false)
{
AbortOnInvalidConfiguration();
if (_modules == null || refresh)
{
var stdLibPaths = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
stdLibPaths.Add(_factory.Configuration.LibraryPath);
stdLibPaths.Add(Path.Combine(_factory.Configuration.PrefixPath, "DLLs"));
stdLibPaths.Add(Path.GetDirectoryName(_factory.Configuration.InterpreterPath));
var results = await Task.Run(() => {
List <PythonLibraryPath> paths;
if (_factory.AssumeSimpleLibraryLayout)
{
paths = PythonTypeDatabase.GetDefaultDatabaseSearchPaths(_factory.Configuration.LibraryPath);
}
else
{
paths = PythonTypeDatabase.GetCachedDatabaseSearchPaths(_factory.DatabasePath);
if (paths == null)
{
paths = PythonTypeDatabase.GetUncachedDatabaseSearchPathsAsync(
_factory.Configuration.InterpreterPath
).WaitAndUnwrapExceptions();
try {
PythonTypeDatabase.WriteDatabaseSearchPaths(_factory.DatabasePath, paths);
} catch (Exception ex) {
if (ex.IsCriticalException())
{
throw;
}
}
}
}
var groups = PythonTypeDatabase.GetDatabaseExpectedModules(
_factory.Configuration.Version,
paths
).ToList();
var stdLibModules = groups[0].Select(mp => mp.ModuleName).ToList();
var modules = groups.SelectMany().Select(mp => mp.ModuleName).ToList();
stdLibModules.Sort();
modules.Sort();
for (int i = stdLibModules.Count - 1; i > 0; --i)
{
if (stdLibModules[i - 1] == stdLibModules[i])
{
stdLibModules.RemoveAt(i);
}
}
for (int i = modules.Count - 1; i > 0; --i)
{
if (modules[i - 1] == modules[i])
{
modules.RemoveAt(i);
}
}
return(Tuple.Create(modules, stdLibModules));
});
_modules = results.Item1;
_stdLibModules = results.Item2;
}
return(_modules);
}