Change current process environment's LD_LIBRARY_PATH

Question

Is it possible to change environment variables of current process?

More specifically in a python script I want to change LD_LIBRARY_PATH so that on imp

Answer 1

Based on the answer from Employed Russian, this is what works for me

oracle_libs = os.environ['ORACLE_HOME']+"/lib/"
rerun = True

if not 'LD_LIBRARY_PATH' in os.environ:
  os.environ['LD_LIBRARY_PATH'] = ":"+oracle_libs
elif not oracle_libs in os.environ.get('LD_LIBRARY_PATH'):
  os.environ['LD_LIBRARY_PATH'] += ":"+oracle_libs
else:
  rerun = False

if rerun:
  os.execve(os.path.realpath(__file__), sys.argv, os.environ)