A script to open difinition from Rhino

Use this script to open specific definition...

-_RunPythonScript (

import Rhino
import System

gh = Rhino.RhinoApp.GetPlugInObject("Grasshopper")
gh.LoadEditor()
gh.ShowEditor()

gh.OpenDocument("D:\\Grasshopper\\file.gh")
)

...or use this to enter needed file name in command prompt 

-_RunPythonScript (

import Rhino
import System

filename = raw_input('File name')
path = "D:\\Grasshopper\\" + filename + ".gh"

gh = Rhino.RhinoApp.GetPlugInObject("Grasshopper")
gh.LoadEditor()
gh.ShowEditor()

gh.OpenDocument(path)
)