As stated by the following toggle information:

reweight = Not available (requires NumPy)|

You must have installed numPy and f2py in order to have the reweight
functionality enabled. Is this the case?

On Sun, Sep 25, 2016 at 8:43 AM, Ramkrishna <email address hidden>
wrote:

> Public bug reported:
>
> Hi,
>
> I am trying to enable the reweight module in MadGraph version
> 2_5_0_beta2 but I am not able to do so.
>
> I tried to enter the two commands to do, without success. Below I am
> pasting the full output of it.
>
> ===============================================================
> The following switches determine which programs are run:
> /-----------------------------------------------------------
> ---------------------------------------\
> |  1. Choose the shower/hadronization program:
>  shower = Not installed    |
> |  2. Choose the detector simulation program:
> detector = Not installed    |
> |  3. Run an analysis package on the events generated:
>  analysis = No analysis tool interfaced to MG5aMC.|
> |  4. Decay particles with the MadSpin module:
> madspin = OFF              |
> |  5. Add weights to events for different model hypothesis:
> reweight = Not available (requires NumPy)|
> \-----------------------------------------------------------
> ---------------------------------------/
>   Either type the switch number (1 to 5) to change its setting,
>   Set any switch explicitly (e.g. type 'madspin=ON' at the prompt)
>   Type 'help' for the list of all valid option
>   Type '0', 'auto', 'done' or just press enter when you are done.
>  [0, auto, done, madspin=ON, madspin=OFF, madspin, parton, 3][60s to
> answer]
> >5
> 5 not valid argument. Valid argument are in (auto,done,madspin=ON,madspin=
> OFF,madspin,parton,0,3).
> please retry
> >reweight = ON
> reweight = ON not valid argument. Valid argument are in
> (auto,done,madspin=ON,madspin=OFF,madspin,parton,0,3).
> please retry
> >help
> Here is the list of all valid options:
>   auto
>   done
>   madspin=ON
>   madspin=OFF
>   madspin
>   parton
>   0
>   3
> Here is the list of command available:
>   help
>
> ==========================================================
>
> So, I see that reweight command is also not shown in the help command
> list. Is it a bug or I need to something else to enable the reweight
> cards. Also, I checked and see that NumPy is there which is required by
> the reweight module. So, I think it should not give me this.
>
> Please suggest how I can fix this?
>
> with regards,
> Ram
>
> ** Affects: mg5amcnlo
>      Importance: Undecided
>          Status: New
>
>
> ** Tags: reweight v2-5-0beta2
>
> --
> You received this bug notification because you are subscribed to
> MadGraph5_aMC@NLO.
> Matching subscriptions: all_bugs_subscription, full_bug_report
> https://bugs.launchpad.net/bugs/1627513
>
> Title:
>   reweight module not enabling in version 2_5_0_beta2
>
> Status in MadGraph5_aMC@NLO:
>   New
>
> Bug description:
>   Hi,
>
>   I am trying to enable the reweight module in MadGraph version
>   2_5_0_beta2 but I am not able to do so.
>
>   I tried to enter the two commands to do, without success. Below I am
>   pasting the full output of it.
>
>   ===============================================================
>   The following switches determine which programs are run:
>   /-----------------------------------------------------------
> ---------------------------------------\
>   |  1. Choose the shower/hadronization program:
>  shower = Not installed    |
>   |  2. Choose the detector simulation program:
> detector = Not installed    |
>   |  3. Run an analysis package on the events generated:
>  analysis = No analysis tool interfaced to MG5aMC.|
>   |  4. Decay particles with the MadSpin module:
> madspin = OFF              |
>   |  5. Add weights to events for different model hypothesis:
> reweight = Not available (requires NumPy)|
>   \-----------------------------------------------------------
> ---------------------------------------/
>     Either type the switch number (1 to 5) to change its setting,
>     Set any switch explicitly (e.g. type 'madspin=ON' at the prompt)
>     Type 'help' for the list of all valid option
>     Type '0', 'auto', 'done' or just press enter when you are done.
>    [0, auto, done, madspin=ON, madspin=OFF, madspin, parton, 3][60s to
> answer]
>   >5
>   5 not valid argument. Valid argument are in
> (auto,done,madspin=ON,madspin=OFF,madspin,parton,0,3).
>   please retry
>   >reweight = ON
>   reweight = ON not valid argument. Valid argument are in
> (auto,done,madspin=ON,madspin=OFF,madspin,parton,0,3).
>   please retry
>   >help
>   Here is the list of all valid options:
>     auto
>     done
>     madspin=ON
>     madspin=OFF
>     madspin
>     parton
>     0
>     3
>   Here is the list of command available:
>     help
>
>   ==========================================================
>
>   So, I see that reweight command is also not shown in the help command
>   list. Is it a bug or I need to something else to enable the reweight
>   cards. Also, I checked and see that NumPy is there which is required
>   by the reweight module. So, I think it should not give me this.
>
>   Please suggest how I can fix this?
>
>   with regards,
>   Ram
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/mg5amcnlo/+bug/1627513/+subscriptions
>



-- 
Valentin