sceptre/cli.py
def launch_stack(ctx, environment, stack):
    """
    Creates or updates the stack.

    Creates or updates ENVIRONMENT/STACK.
    """
    env = get_env(ctx.obj["sceptre_dir"], environment, ctx.obj["options"])
    response = env.stacks[stack].launch()
    if response != StackStatus.COMPLETE:
        exit(1)

    Creates or updates the stack.

    Creates or updates ENVIRONMENT/STACK.
    
Creates or updates the stack.
Creates or updates ENVIRONMENT/STACK.
Creates or updates the stack . Creates or updates ENVIRONMENT / STACK .
def launch_stack(ctx, environment, stack):
    env = get_env(ctx.obj["sceptre_dir"], environment, ctx.obj["options"])
    response = env.stacks[stack].launch()
    if response != StackStatus.COMPLETE:
        exit(1)
def launch_stack ( ctx , environment , stack ) : env = get_env ( ctx . obj [ "sceptre_dir" ] , environment , ctx . obj [ "options" ] ) response = env . stacks [ stack ] . launch ( ) if response != StackStatus . COMPLETE : exit ( 1 )
Creates or updates the stack.
Creates or updates the stack .
"""
    Creates or updates the stack.

    Creates or updates ENVIRONMENT/STACK.
    """
ctx
environment
stack