# Print log messages only from the root process in parallel
parameters["std_out_all_processes"] = False
set_log_level(LogLevel.ERROR)
set_log_level(9)
p = Progress("Looping", 100)
while t < T + DOLFIN_EPS:
p+=1
set_log_level(LogLevel.PROGRESS)
set_log_level(LogLevel.ERROR)