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from __future__ import print_function
import sys
import Pyro4.utils.flame
if sys.version_info < (3, 0):
input = raw_input
Pyro4.config.SERIALIZER = "pickle" # flame requires pickle serializer
print("Start a Pyro Flame server somewhere.")
location = input("what is the location of the flame server, hostname:portnumber? ")
print()
# connect!
flame = Pyro4.utils.flame.connect(location)
# basic stuff
socketmodule = flame.module("socket")
osmodule = flame.module("os")
print("remote host name=", socketmodule.gethostname())
print("remote server current directory=", osmodule.getcwd())
flame.execute("import math")
root = flame.evaluate("math.sqrt(500)")
print("calculated square root=", root)
try:
print("remote exceptions also work...", flame.evaluate("1//0"))
except ZeroDivisionError:
print("(caught ZeroDivisionError)")
# print something to the remote server output
flame.builtin("print")("Hello there, remote server stdout!")
# upload a module source and call a function, on the server, in this new module
modulesource = open("stuff.py").read()
flame.sendmodule("flameexample.stuff", modulesource)
result = flame.module("flameexample.stuff").doSomething("hello", 42)
print("\nresult from uploaded module:", result)
# remote console
with flame.console() as console:
print("\nStarting a remote console. Enter some commands to execute remotely. End the console as usual.")
console.interact()
print("Console session ended.")
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