import sys
def main():
"""
Create the ec2rl instance and run it. Provide the user with messages relevant to their subcommand, if applicable.
Returns:
(int): 0 if no errors detected,
201 if Python < 2.7,
"""
if sys.hexversion < 0x2070000:
print("ec2rl requires Python 2.7+, but running version is {0}.".format(
platform.python_version()))
return 201
import ec2rlcore.main
ec2rl = ec2rlcore.main.Main()
ec2rl()
return 0
if __name__ == "__main__":
if "--pdb" in sys.argv:
sys.argv.remove("--pdb")
sys.exit(pdb.run("main()"))
else:
sys.exit(main())
if sys.hexversion < 0x2070000:
print("ec2rl requires Python 2.7+, but running version is {0}.".format(
platform.python_version()))
return 201
import ec2rlcore.main
ec2rl = ec2rlcore.main.Main()
return ec2rl()
def pdb_signal_handler(signal_num, stack_frame):
"""
Handles the SIGUSR1 signal to initiate pdb
"""
print("Received signal: {}".format(signal_num))
pdb.Pdb().set_trace(stack_frame)
if __name__ == "__main__":
if "--pdb" in sys.argv:
sys.argv.remove("--pdb")
sys.exit(pdb.run("main()"))
else:
# SIGUSR1 is POSIX signal 10
signal.signal(signal.SIGUSR1, pdb_signal_handler)
if main():
sys.exit(0)
else:
sys.exit(1)