Python http.server command gives "Syntax Error"

$ftp.KeepAlive = $false

writer.write("RETR " + file + "\r\n");

RETR <SP> <pathname> <CRLF>

read command;

if [ $command = "make" ]
then
    echo "Hello"
elif [ $command = "make run" ]
then 
    echo "Goodbye"
fi

import subprocess as sp
try:
    from shlex import quote # Python 3
except ImportError:
    from pipes import quote # Python 2

# given the command you want to schedule, as an array...
cmd = ['sudo', './codesend', '111111']

# ...generate a safely shell-escaped string.
cmd_str = ' '.join(quote(x) for x in cmd))

p = sp.Popen(['at', vartime], stdin=sp.PIPE)
p.communicate(cmd_str)

bash_script = '''
at "$1" <<<"$2"
'''
sp.call(['bash', '-c', bash_script,
         '_',                      # this is $0 for that script
         vartime,                  # this is its $1
         cmd_str,                  # this is its $2
         ])