1 try: 2 import idlelib.PyShell 3 except ImportError: 4 # IDLE is not installed, but maybe PyShell is on sys.path: 5 try: 6 import PyShell 7 except ImportError: 8 raise 9 else: 10 import os 11 idledir = os.path.dirname(os.path.abspath(PyShell.__file__)) 12 if idledir != os.getcwd(): 13 # We're not in the IDLE directory, help the subprocess find run.py 14 pypath = os.environ.get('PYTHONPATH', '') 15 if pypath: 16 os.environ['PYTHONPATH'] = pypath + ':' + idledir 17 else: 18 os.environ['PYTHONPATH'] = idledir 19 PyShell.main() 20 else: 21 idlelib.PyShell.main() 22
