simple-agent: Fix input with python version < 3.0

input() in python < 3.0 is the same as eval(raw_input()) which is not
what we want. With python >= 3.0 in turn raw_input doesn't exist. This
patch fixes support for both versions by a simple try-except clause.

diff --git a/test/simple-agent b/test/simple-agent
index 8df8298..a25eaf0 100755 (executable)
--- a/test/simple-agent
+++ b/test/simple-agent
@@ -10,6 +10,12 @@ import dbus.service
 import dbus.mainloop.glib
 from optparse import OptionParser
 
+def ask(prompt):
+       try:
+               return raw_input(prompt)
+       except:
+               return input(prompt)
+
 class Rejected(dbus.DBusException):
        _dbus_error_name = "org.bluez.Error.Rejected"
 
@@ -30,7 +36,7 @@ class Agent(dbus.service.Object):
                                        in_signature="os", out_signature="")
        def Authorize(self, device, uuid):
                print("Authorize (%s, %s)" % (device, uuid))
-               authorize = input("Authorize connection (yes/no): ")
+               authorize = ask("Authorize connection (yes/no): ")
                if (authorize == "yes"):
                        return
                raise Rejected("Connection rejected by user")
@@ -39,13 +45,13 @@ class Agent(dbus.service.Object):
                                        in_signature="o", out_signature="s")
        def RequestPinCode(self, device):
                print("RequestPinCode (%s)" % (device))
-               return input("Enter PIN Code: ")
+               return ask("Enter PIN Code: ")
 
        @dbus.service.method("org.bluez.Agent",
                                        in_signature="o", out_signature="u")
        def RequestPasskey(self, device):
                print("RequestPasskey (%s)" % (device))
-               passkey = input("Enter passkey: ")
+               passkey = ask("Enter passkey: ")
                return dbus.UInt32(passkey)
 
        @dbus.service.method("org.bluez.Agent",
@@ -62,7 +68,7 @@ class Agent(dbus.service.Object):
                                        in_signature="ou", out_signature="")
        def RequestConfirmation(self, device, passkey):
                print("RequestConfirmation (%s, %06d)" % (device, passkey))
-               confirm = input("Confirm passkey (yes/no): ")
+               confirm = ask("Confirm passkey (yes/no): ")
                if (confirm == "yes"):
                        return
                raise Rejected("Passkey doesn't match")
@@ -71,7 +77,7 @@ class Agent(dbus.service.Object):
                                        in_signature="s", out_signature="")
        def ConfirmModeChange(self, mode):
                print("ConfirmModeChange (%s)" % (mode))
-               authorize = input("Authorize mode change (yes/no): ")
+               authorize = ask("Authorize mode change (yes/no): ")
                if (authorize == "yes"):
                        return
                raise Rejected("Mode change by user")