ref: a57a6e511f15c02b4fd2690197b6f1333b171193
dir: /sys/lib/python/idlelib/idle.py/
try:
import idlelib.PyShell
except ImportError:
# IDLE is not installed, but maybe PyShell is on sys.path:
try:
import PyShell
except ImportError:
raise
else:
import os
idledir = os.path.dirname(os.path.abspath(PyShell.__file__))
if idledir != os.getcwd():
# We're not in the IDLE directory, help the subprocess find run.py
pypath = os.environ.get('PYTHONPATH', '')
if pypath:
os.environ['PYTHONPATH'] = pypath + ':' + idledir
else:
os.environ['PYTHONPATH'] = idledir
PyShell.main()
else:
idlelib.PyShell.main()