func callPyCmd(fn py.Object, args []string) error {
lock := py.NewLock()
defer lock.Unlock()
pyArgs, err := py.NewTuple(int64(len(args)))
if err != nil {
return nil
}
defer pyArgs.Decref()
for i, arg := range args {
s, err := py.NewString(arg)
if err != nil {
return err
}
err = pyArgs.SetItem(int64(i), s)
if err != nil {
s.Decref()
return err
}
}
ret, err := fn.Base().CallObject(pyArgs)
if err != nil {
return err
}
ret.Decref()
return nil
}
func tryPyFile(cmd, filename string) (CmdFunc, error) {
lock := py.NewLock()
defer lock.Unlock()
code, err := py.CompileFile(filename)
if err != nil {
return nil, err
}
mod, err := py.ExecCodeModule("sh.__cmds__."+cmd, code)
if err != nil {
return nil, err
}
fn, err := mod.Base().GetAttrString(cmd)
if err != nil {
return nil, err
}
return func(args []string) error { return callPyCmd(fn, args) }, nil
}