Hi,
This actually did not work for me. Can you show me the full code that you
used to successfully produce the time-format x-axis labels?
Thanks,
James
Sebastian Berg wrote:
>
> Hello,
>
> don't know the foo behind it, but using
> ax.xaxis.set_major_formatter(mdates.DateFormatter('%Y-%m-%d %H:%M:%S'))
> works.
>
> Regards,
>
> Sebastian
>
> On Sun, 2011-04-17 at 19:52 -0700, jfortiv wrote:
>
>> Hello,
>>
>> I'm trying to create a bar chart that looks something like a gannt
>> chart...
>>
>> See the simple example here:
>>
>> http://www.promana.net/making-use-of-gantt-charts/
>>
>> I'm trying to utilize barh() and fmt_xdata to accomplish this with the
>> following:
>>
>> #~~~~~~~~~~~~~~~~~~~~~~~
>>
>> date1 = datetime.datetime( 2000, 3, 2)
>> date2 = datetime.datetime( 2000, 3, 6)
>> delta = datetime.timedelta(hours=6)
>> dates = mdates.drange(date1, date2, delta)
>>
>> val = mdates.drange(date1,date2,delta) # the bar lengths
>> pos = range(len(val)) # the bar centers on the y axis
>> height=0.5 # the bar height
>> left=mdates.drange(date1,date2,delta) # the bar starting position
>>
>> fig = plt.figure()
>> ax = fig.add_subplot(111)
>> ax.barh(pos,val,height=height,left=left,align='center',alpha=0.3)
>> ax.fmt_xdata = mdates.DateFormatter('%Y-%m-%d %H:%M:%S')
>>
>> #~~~~~~~~~~~~~~~~~~~~~~~
>>
>>
>> Even with ax.fmt_xdata, I'm simply getting numbers on the x-axis instead
>> of
>> dates. Can anyone offer some pointers?
>>
>> Thanks,
>> James
>
>
>
> ------------------------------------------------------------------------------
> Benefiting from Server Virtualization: Beyond Initial Workload
> Consolidation -- Increasing the use of server virtualization is a top
> priority.Virtualization can reduce costs, simplify management, and improve
> application availability and disaster protection. Learn more about
> boosting
> the value of server virtualization. http://p.sf.net/sfu/vmware-sfdev2dev
> _______________________________________________
> Matplotlib-users mailing list
> Matplotlib-users@lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/matplotlib-users
>
>
--
View this message in context:
http://old.nabble.com/Date-format-the-x-axis-of-a-barh%28%29-plot--tp31420395p31460691.html
Sent from the matplotlib - users mailing list archive at Nabble.com.
------------------------------------------------------------------------------
Fulfilling the Lean Software Promise
Lean software platforms are now widely adopted and the benefits have been
demonstrated beyond question. Learn why your peers are replacing JEE
containers with lightweight application servers - and what you can gain
from the move. http://p.sf.net/sfu/vmware-sfemails
_______________________________________________
Matplotlib-users mailing list
Matplotlib-users@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/matplotlib-users
