By which I mean:

```
require("rttlib")
```

On Tue, Oct 7, 2014 at 11:17 PM, Jonathan Bohren <jonathan [dot] bohren [..] ...>
wrote:

> You don't need to explicitly get these operations if you import the
> `rttlib` lua module at the beginning of your lua script:
>
> ```
> import("rttlib")
> ```
>
> -j
>
> On Sat, Jul 27, 2013 at 10:57 AM, Hugo A Garcia <hugo [dot] a [dot] garcia [..] ...>
> wrote:
>
>> it works
>>
>> thank you
>>
>> On Fri, Jul 26, 2013 at 4:07 PM, Nicola Preda <nicola [dot] preda [..] ...>
>> wrote:
>> > Sorry, I forgot to copy this line:
>> >
>> > depl = tc
>> >
>> > or you can also directly call:
>> >
>> > import = tc:getOperation("import")
>> > loadComponent = tc:getOperation("loadComponent")
>> >
>> > Nicola
>> >
>> >
>> > 2013/7/26 Nicola Preda <nicola [dot] preda [..] ...>
>> >>
>> >> Hi Hugo,
>> >>
>> >> I suggest you to try the following:
>> >>
>> >> tc = rtt.getTC()
>> >>
>> >> --get import and loadComponent
>> >> import = depl:getOperation("import")
>> >> loadComponent = depl:getOperation("loadComponent")
>> >>
>> >> --import the packages (you don't need to do "depl:import" at this
>> point)
>> >> import("two")
>> >> -- create components
>> >> loadComponent("Alpha", "TWO::Alpha_Impl")
>> >>
>> >> I suppose that in this case (mixed ops/lua deployment) you can't
>> directly
>> >> access the methods of the Deployer and so you need to get them
>> manually: I
>> >> don't know if this can be considered a bug.
>> >>
>> >> I hope this can be helpful.
>> >>
>> >> Have a nice day,
>> >> Nicola
>> >>
>> >>
>> >> 2013/7/26 Hugo A Garcia <hugo [dot] a [dot] garcia [..] ...>
>> >>>
>> >>> Hi
>> >>>
>> >>> I am using a ROS/Orocos envirronment.
>> >>>
>> >>> If I do rosrun ocl deployer and try to load my component then things
>> >>> work:
>> >>>
>> >>> Deployer [S]> import ("two")
>> >>> = true
>> >>>
>> >>> Deployer [S]> loadComponent("Alpha", "TWO::Alpha_Impl")
>> >>> Alpha constructed !
>> >>> = true
>> >>>
>> >>> ---
>> >>> folliwing the Lua Cookbook:
>> >>>
>> >>> rosrun ocl deployer -s deploymentDriver.ops
>> >>> ----
>> >>>
>> >>> import("ocl")
>> >>>
>> >>> //load the lua service
>> >>> loadService ("Deployer","Lua")
>> >>>
>> >>> //execute your deployment file
>> >>> Lua.exec_file("luaDeploymentScript.lua")
>> >>> ----
>> >>>
>> >>> and "luaDeploymentScript.lua" =
>> >>>
>> >>> -- deploy_app.lua
>> >>> tc = rtt.getTC()
>> >>> -- depl = tc:getPeer("Deployer")
>> >>> depl = tc
>> >>>
>> >>> -- import components, requires correctly setup RTT_COMPONENT_PATH or
>> >>> -- ROS_PACKAGE_PATH
>> >>> -- depl:import("ocl")
>> >>>
>> >>> depl:import("two")
>> >>>
>> >>> -- create components
>> >>> depl:loadComponent("Alpha", "TWO::Alpha_Impl")
>> >>>
>> >>> ----
>> >>>
>> >>> I get the following error:
>> >>>
>> >>> hacker@hacker-VirtualBox:~/modelling/workspace/two/deployment$ rosrun
>> >>> ocl deployer -s deploymentDriver.ops
>> >>> Real-time memory: 517904 bytes free of 524288 allocated.
>> >>> 0.081 [ ERROR ][ScriptingService] LuaService 'Deployer':
>> >>> luaDeploymentScript.lua:10: attempt to call method 'import' (a nil
>> >>> value)
>> >>> Switched to : Deployer
>> >>>
>> >>> ----
>> >>>
>> >>> Help please.
>> >>>
>> >>> -H
>> >>> --
>> >>> Orocos-Users mailing list
>> >>> Orocos-Users [..] ...
>> >>> http://lists.mech.kuleuven.be/mailman/listinfo/orocos-users
>> >>
>> >>
>> >
>> --
>> Orocos-Users mailing list
>> Orocos-Users [..] ...
>> http://lists.mech.kuleuven.be/mailman/listinfo/orocos-users
>>
>