func Register(dep Dependency) {
	dependencies[dep.Name()] = dep
}
Register registers a dependency with the loader.
package loader
import (
	"errors"
	"fmt"
	"io"
	"io/ioutil"
	"os"
	"path/filepath"
	"strings"
	log "github.com/golang/glog"
	"go.starlark.net/starlark"
)
var (
	dependencies = make(map[string]Dependency)
)