De Pauw Antoine wrote:
> Hi Jeff,
>
> I updated my code snippet and uploaded the image I created with a complete
> set of data:
>
> http://snipplr.com/view/8307/map-plotting-python-code-temporary/
>
> And here's the picture generated:
>
> http://www.kirikoo.net/images/5shrad-20080912-105759.png
>
> I now understand the process and I'm able to reproduce it for other
> datasets, but I need to implement some antialiasing for it..
>
> Is it possible to do?
>
> Many thanks for your precious help!
>
> Antoine De Pauw
> Collaborateur de recherches, Informatique - Research collaborator, IT
> Laboratoire de chimie quantique et photophysique - Quantum chemistry and
> photophysics laboratory
> Université Libre de Bruxelles - ULB
>   

Antoine:  If you do

 >>> from pylab import scatter
 >>> help(scatter)

you will see that scatter takes an antialised keyword

     antialiased    Boolean or sequence of booleans    

-Jeff

>
> -----Original Message-----
> From: Jeff Whitaker [mailto:[EMAIL PROTECTED] 
> Sent: jeudi 11 septembre 2008 16:48
> To: De Pauw Antoine
> Cc: 'Matplotlib Users'
> Subject: Re: [Matplotlib-users] Information request
>
> De Pauw Antoine wrote:
>   
>> Jeff,
>>
>> The map object is from the Basemap type, the only different thing is the
>> Lon,Lat and Val objects which are from the type array instead of lists
>>
>> Anyway, solutions are slowly showing themselves and I thank you all
>>
>> Have a nice day
>>
>> Antoine De Pauw
>> Collaborateur de recherches, Informatique - Research collaborator, IT
>> Laboratoire de chimie quantique et photophysique - Quantum chemistry and
>> photophysics laboratory
>> Université Libre de Bruxelles - ULB
>>   
>>     
>
> Antoine:  It should not matter if Lon and Lat are python arrays, lists 
> or numpy arrays.  The Basemap instance __call__ method handles them all. 
> There must be something else going on.  It is always better to post 
> actual code so we can see what is happening and test it ourselves.
>
> -Jeff
>   
>> -----Original Message-----
>> From: Jeff Whitaker [mailto:[EMAIL PROTECTED] 
>> Sent: jeudi 11 septembre 2008 15:29
>> To: De Pauw Antoine
>> Cc: 'Matplotlib Users'
>> Subject: Re: [Matplotlib-users] Information request
>>
>> De Pauw Antoine wrote:
>>   
>>     
>>> Thanks Jeff,
>>>
>>> This seems to work with csv file types, and I've been experimenting a bit
>>> with it
>>>
>>> However, when I try to implement this with my original code (with binary
>>> files), I get an error like that one:
>>>
>>> Traceback (most recent call last):
>>>   File "C:\Python25\Projects\FigPlot\FigPlot.py", line 39, in <module>
>>>     x,y = map(Lon,Lat)
>>> TypeError: 'numpy.ndarray' object is not callable
>>>
>>> I think this is coming from the fact I use array objects to store
>>>     
>>>       
>> values...
>>   
>>     
>>> could you confirm it?
>>>   
>>>     
>>>       
>> Antoine:  It looks like you the object map is not a Basemap instance, 
>> but a numpy array.  Try putting 'print type(map)' just ahead of this 
>> statement to verify this. I suspect your re-using the name 'map' in your 
>> code,  overwriting the Basemap class instance.
>>
>> -Jeff
>>   
>>     
>>> Also, I'll see if it is possible to invert color scale and mask
>>>       
> everything
>   
>>> under a certain value
>>>
>>> Thanks very much for your help!
>>>
>>> Antoine De Pauw
>>> Collaborateur de recherches, Informatique - Research collaborator, IT
>>> Laboratoire de chimie quantique et photophysique - Quantum chemistry and
>>> photophysics laboratory
>>> Université Libre de Bruxelles - ULB
>>>
>>>
>>> -----Original Message-----
>>> From: Jeff Whitaker [mailto:[EMAIL PROTECTED] 
>>> Sent: jeudi 11 septembre 2008 14:10
>>> To: De Pauw Antoine
>>> Cc: 'Matplotlib Users'
>>> Subject: Re: [Matplotlib-users] Information request
>>>
>>> De Pauw Antoine wrote:
>>>   
>>>     
>>>       
>>>> Hi Jeff,
>>>>
>>>> I have put the code online with a sample of the data here:
>>>>
>>>> http://snipplr.com/view/8307/map-plotting-python-code-temporary/
>>>>
>>>> I hope you'll be able to give me some advice as it is quite difficult
>>>>         
> for
>   
>>>> someone new in python and scientific computation
>>>>
>>>> Antoine De Pauw
>>>> Collaborateur de recherches, Informatique - Research collaborator, IT
>>>> Laboratoire de chimie quantique et photophysique - Quantum chemistry and
>>>> photophysics laboratory
>>>> Université Libre de Bruxelles - ULB
>>>>   
>>>>     
>>>>       
>>>>         
>>> Antoine: I may have the size of the pixels wrong, and lat/lon 
>>> transposed, but this is the general idea:
>>>
>>> from mpl_toolkits.basemap import Basemap
>>> import matplotlib.pyplot as plt
>>> import numpy as np
>>> lats = []; lons = []; data = []
>>> for line in open('pixels.dat'):
>>>     linesplit = line.split(',')
>>>     lons.append(float(linesplit[1]))
>>>     lats.append(float(linesplit[0]))
>>>     data.append(float(linesplit[2]))
>>> map = 
>>> Basemap(projection='mill',llcrnrlat=min(lats)-5,urcrnrlat=max(lats)+5,\
>>>                           
>>> urcrnrlon=max(lons)+5,llcrnrlon=min(lons)-5,resolution='l')
>>> x,y = map(lons,lats)
>>> plt.scatter(x,y,s=25,c=data,marker='s',edgecolor="None",cmap=plt.cm.jet)
>>> plt.colorbar(shrink=0.6)
>>> map.drawcoastlines()
>>> plt.show()
>>>
>>> -Jeff
>>>
>>>   
>>>     
>>>       
>>>> -----Original Message-----
>>>> From: Jeff Whitaker [mailto:[EMAIL PROTECTED] 
>>>> Sent: mercredi 10 septembre 2008 16:45
>>>> To: Antoine De Pauw
>>>> Cc: Matplotlib Users
>>>> Subject: Re: Information request
>>>>
>>>> Antoine De Pauw wrote:
>>>>   
>>>>     
>>>>       
>>>>         
>>>>> Thanks Jeff,
>>>>>
>>>>> In fact my points are arranged in three unsorted arrays, with a simple
>>>>>     
>>>>>       
>>>>>         
>>>>>           
>>>> scheme (thats why I couldn't plot them with imshow and others)
>>>>   
>>>>     
>>>>       
>>>>         
>>>>> arrays:
>>>>>
>>>>> [lat][lon][val]
>>>>> [-10][ 17][0.3]
>>>>> [ 37][ 23][3.7]
>>>>>  ...  ...  ...
>>>>>
>>>>> and so for many rows...
>>>>>
>>>>> what I have to do is looping through my arrays like that
>>>>>
>>>>> while i < rowcount:
>>>>>     plot_to_map(lat[i],lon[i],val[i])
>>>>>
>>>>> it is evidently an idea of how it could be done easily but my knowledge
>>>>>       
>>>>>         
>>>>>           
>>> of
>>>   
>>>     
>>>       
>>>>>     
>>>>>       
>>>>>         
>>>>>           
>>>> these libraries is too weak for me to figure out how to do it
>>>>   
>>>>     
>>>>       
>>>>         
>>>>> my data comes from huge binary files but is extremely simple, so it
>>>>>         
>>>>>           
>> would
>>   
>>     
>>>>>     
>>>>>       
>>>>>         
>>>>>           
>>>> be really easy for anyone to help me as the problem itself is how to put
>>>> unsorted points on the map with latitude and longitude coordinates
>>>>   
>>>>
>>>> Antoine:  You haven't said if your data forms a rectangular array.  If 
>>>> so, you can build a 2-d array from the input file and plot it with 
>>>> imshow.  If not, you can still plug the elements into a 2-d masked 
>>>> array, leaving the missing pixels masked.  You say the points are 
>>>> 'unsorted', does that mean they are randomly distributed and do not form
>>>>         
>
>   
>>>> a rectangular grid?
>>>>
>>>> It would really be much easier to help if you gave us more information, 
>>>> such as how the data is structured, what the pixel footprint is, etc. 
>>>> Perhaps you could post the binary file on an ftp site somewhere with 
>>>> code to read it.
>>>>
>>>> Also, please hit 'reply all' when replying, so the matplotlib users 
>>>> mailing list is CC'ed.
>>>>
>>>> -Jeff
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>> Antoine De Pauw wrote:
>>>>>>       
>>>>>>         
>>>>>>           
>>>>>>             
>>>>>>> Sir,
>>>>>>>
>>>>>>> I'm sorry, as english is not my mothertongue and it is sometimes
>>>>>>>         
>>>>>>>           
>>>>>>>             
>>>>>>>               
>>>> difficult to be understandable.
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>> All is in the script I gave to you initially, except the point
>>>>>>>               
> drawing
>   
>>>>>>>         
>>>>>>>           
>>>>>>>             
>>>>>>>               
>>>> code which would be useless as it is proven not to work (I dont know the
>>>> method to do it).
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>> What I have is a map, and a set of pixels I have to put on it with
>>>>>>>         
>>>>>>>           
>>>>>>>             
>>>>>>>               
>>>> geographic coordinates.
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>> I cannot find the right method to put colour pixels on the map,
>>>>>>>               
> that's
>   
>>>>>>>         
>>>>>>>           
>>>>>>>             
>>>>>>>               
>>>> the problem.
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>> I have that map in miller projection, and three arrays containing
>>>>>>>         
>>>>>>>           
>>>>>>>             
>>>>>>>               
>>>> respectively latitude, longitude and satellite measured value.
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>> What I need to obtain is something approximately like this:
>>>>>>>         
>>>>>>>           
>>>>>>>             
>>>>>>>               
> http://www.oma.be/BIRA-IASB/Molecules/SO2archive/info/background/so2sc200703
>   
>>   
>>     
>>>   
>>>     
>>>       
>>>> _00_lr.gif but with the basemap toolkit.
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>> So, my question is: how could I do to plot a coloured pixel at
>>>>>>>         
>>>>>>>           
>>>>>>>             
>>>>>>>               
>>>> coordinates lat:lon on that map? If I have just the method to project a
>>>> geographic coordinate on the map and put a coloured pixel at the right
>>>> place, all is done and I just have to loop my arrays... Also, I would
>>>>       
>>>>         
>> have
>>   
>>     
>>>> to implement some antialiasing on the map.
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>>   
>>>>>>>         
>>>>>>>           
>>>>>>>             
>>>>>>>               
>>>>>> Antoine:
>>>>>>
>>>>>> Are the pixels arranged on a regular grid - or are they randomly 
>>>>>> distributed?  If they are on a grid, it's easy (using pcolor or
>>>>>>           
>>>>>>             
>> imshow).
>>   
>>     
>>>>>>         
>>>>>>           
>>>>>>             
>>>   
>>>     
>>>       
>>>>>> If you could send me your data I may be able to get you started.
>>>>>>
>>>>>> (I'm cc'ing the matplotlib list so others can join in the discussion).
>>>>>>
>>>>>>
>>>>>> -Jeff
>>>>>>       
>>>>>>         
>>>>>>           
>>>>>>             
>>>>>>> If this is not possible to do it in a simple and explainable way,
>>>>>>>           
>>>>>>>             
>>>>>>>               
>>> please
>>>   
>>>     
>>>       
>>>>>>>         
>>>>>>>           
>>>>>>>             
>>>>>>>               
>>>> tell me and I'll continue using matlab or searching for the bit of code
>>>> which will save me
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>> Anyway, I have to thank you for your interest to help me..
>>>>>>>
>>>>>>> Many thanks,
>>>>>>>
>>>>>>> Antoine De Pauw
>>>>>>>
>>>>>>>   
>>>>>>>         
>>>>>>>           
>>>>>>>             
>>>>>>>               
>>>>>>>> Antoine De Pauw wrote:
>>>>>>>>     
>>>>>>>>           
>>>>>>>>             
>>>>>>>>               
>>>>>>>>                 
>>>>>>>>> Hi, and thanks for the answer
>>>>>>>>>
>>>>>>>>> In fact, what I do is reading a binary file to obtain 3 arrays
>>>>>>>>>             
>>>>>>>>>               
>>>>>>>>>                 
>>>>>>>>>                   
>>>> (Lat,Lon,Val) describing geographic points which are associated by index
>>>> (like point 1 is Lat[0]:Lon[0] with value Val[0])
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>>>> What I need to do is to plot some points on the map (miller
>>>>>>>>>               
>>>>>>>>>                 
>>>>>>>>>                   
>>> projection
>>>   
>>>     
>>>       
>>>>>>>>>             
>>>>>>>>>               
>>>>>>>>>                 
>>>>>>>>>                   
>>>> for most) based on latitude and longitude, to obtain a colour map
>>>>         
> (points
>   
>>>> are unordered, it is from IASI satellite computations)
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>>>> I'm able to create a map, draw simple things on it, etc but the
>>>>>>>>>             
>>>>>>>>>               
>>>>>>>>>                 
>>>>>>>>>                   
>>>> problem I have is any method I try for plotting points is failing,
>>>>         
> either
>   
>>>> pcolor, pcolormesh, imshow, etc.
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>>>> When I found your post on that mailing list, I figured out that you
>>>>>>>>>             
>>>>>>>>>               
>>>>>>>>>                 
>>>>>>>>>                   
>>>> might have the experience and skills to easily explain to me how to
>>>> manipulate these points and plot them on the map, as there's like no
>>>>         
> help
>   
>>>>     
>>>>       
>>>>         
>>> on
>>>   
>>>     
>>>       
>>>> the web except standard examples...
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>>>> Please tell me if this is possible for you to give me some tips, or
>>>>>>>>>               
>>>>>>>>>                 
>>>>>>>>>                   
>>> if
>>>   
>>>     
>>>       
>>>>>>>>>             
>>>>>>>>>               
>>>>>>>>>                 
>>>>>>>>>                   
>>>> it takes too much of your time just advice me some lectures
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>>>> Best regards,
>>>>>>>>>
>>>>>>>>> De Pauw Antoine
>>>>>>>>>   
>>>>>>>>>       
>>>>>>>>>             
>>>>>>>>>               
>>>>>>>>>                 
>>>>>>>>>                   
>>>>>>>> Antoine:  It would really help to have a script demonstrating your 
>>>>>>>> problem.  It sounds to me like you want to plot markers representing
>>>>>>>>               
>>>>>>>>                 
>> a
>>   
>>     
>>>>>>>>             
>>>>>>>>               
>>>>>>>>                 
>>>   
>>>     
>>>       
>>>>>>>> set of points - for that you should use the scatter method.  pcolor,
>>>>>>>>                 
>
>   
>>>>>>>> pcolormesh and friends are for plotting gridded data.
>>>>>>>>
>>>>>>>> -Jeff
>>>>>>>>     
>>>>>>>>           
>>>>>>>>             
>>>>>>>>               
>>>>>>>>                 
>>>>>>>>>   
>>>>>>>>>       
>>>>>>>>>             
>>>>>>>>>               
>>>>>>>>>                 
>>>>>>>>>                   
>>>>>>>>>> De Pauw Antoine wrote:
>>>>>>>>>>     
>>>>>>>>>>         
>>>>>>>>>>               
>>>>>>>>>>                 
>>>>>>>>>>                   
>>>>>>>>>>                     
>>>>>>>>>>> Dear sir,
>>>>>>>>>>>
>>>>>>>>>>>  
>>>>>>>>>>>
>>>>>>>>>>> I&#8217;m currently trying to improve our plotting tools here at
>>>>>>>>>>>                   
>>>>>>>>>>>                     
>>>>>>>>>>>                       
>>> the
>>>   
>>>     
>>>       
>>>>>>>>>>>                 
>>>>>>>>>>>                   
>>>>>>>>>>>                     
>>>>>>>>>>>                       
>>>> &#8220;Quantum 
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>>>>>> Chemistry and Photophysics&#8221; section of the Université Libre
>>>>>>>>>>>                   
>>>>>>>>>>>                     
>>>>>>>>>>>                       
>>> de
>>>   
>>>     
>>>       
>>>>>>>>>>>                 
>>>>>>>>>>>                   
>>>>>>>>>>>                     
>>>>>>>>>>>                       
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>>>>>> Bruxelles, and I ran, after many time passed at searching for a 
>>>>>>>>>>> solution, on an explanation from you here: 
>>>>>>>>>>>
>>>>>>>>>>>                 
>>>>>>>>>>>                   
>>>>>>>>>>>                     
>>>>>>>>>>>                       
>>>> http://www.nabble.com/Re:-matplotlib-basemap-question-tt17759370.html
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>>>>>>  
>>>>>>>>>>>
>>>>>>>>>>> It seems that you could help me find a solution, as I cannot plot
>>>>>>>>>>>                 
>>>>>>>>>>>                   
>>>>>>>>>>>                     
>>>>>>>>>>>                       
>>>> any 
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>>>>>> points on maps.
>>>>>>>>>>>
>>>>>>>>>>>  
>>>>>>>>>>>
>>>>>>>>>>> Could you please tell me what I could do to plot data in a simple
>>>>>>>>>>>                 
>>>>>>>>>>>                   
>>>>>>>>>>>                     
>>>>>>>>>>>                       
>>>> way, 
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>>>>>> assuming I have 3 unordered arrays containing respectively
>>>>>>>>>>>                   
>>>>>>>>>>>                     
>>>>>>>>>>>                       
>>> latitude,
>>>   
>>>     
>>>       
>>>>>>>>>>>                 
>>>>>>>>>>>                   
>>>>>>>>>>>                     
>>>>>>>>>>>                       
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>>>>>> longitude and values to plot?
>>>>>>>>>>>
>>>>>>>>>>>  
>>>>>>>>>>>
>>>>>>>>>>> Some tips would be very nice from you as any method I have tried
>>>>>>>>>>>                     
>>>>>>>>>>>                       
>> so
>>   
>>     
>>>>>>>>>>>                 
>>>>>>>>>>>                   
>>>>>>>>>>>                     
>>>>>>>>>>>                       
>>>> far 
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>>>>>> give me some errors&#8230;
>>>>>>>>>>>
>>>>>>>>>>>  
>>>>>>>>>>>
>>>>>>>>>>> Thank you very much in advance,
>>>>>>>>>>>
>>>>>>>>>>>  
>>>>>>>>>>>
>>>>>>>>>>> Best regards,
>>>>>>>>>>>
>>>>>>>>>>>  
>>>>>>>>>>>
>>>>>>>>>>> PS: I give you the code I&#8217;m using currently, missing the
>>>>>>>>>>>                 
>>>>>>>>>>>                   
>>>>>>>>>>>                     
>>>>>>>>>>>                       
>>>> plotting part
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>>>>>>  
>>>>>>>>>>>
>>>>>>>>>>> from mpl_toolkits.basemap import Basemap
>>>>>>>>>>>
>>>>>>>>>>> from numpy import *
>>>>>>>>>>>
>>>>>>>>>>> from scipy.io.numpyio import fread
>>>>>>>>>>>
>>>>>>>>>>> import matplotlib.pyplot as plt
>>>>>>>>>>>
>>>>>>>>>>> import numpy as np
>>>>>>>>>>>
>>>>>>>>>>> import os
>>>>>>>>>>>
>>>>>>>>>>> import sys
>>>>>>>>>>>
>>>>>>>>>>> import array
>>>>>>>>>>>
>>>>>>>>>>>  
>>>>>>>>>>>
>>>>>>>>>>> fileName="c:/20080821.b56"
>>>>>>>>>>>
>>>>>>>>>>>  
>>>>>>>>>>>
>>>>>>>>>>> print('preparing map')   
>>>>>>>>>>>
>>>>>>>>>>> map = 
>>>>>>>>>>>
>>>>>>>>>>>                 
>>>>>>>>>>>                   
>>>>>>>>>>>                     
>>>>>>>>>>>                       
> Basemap(projection='mill',lat_0=0,lon_0=0,resolution='i',area_thresh=30000.)
>   
>>   
>>     
>>>   
>>>     
>>>       
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>>>>>> map.drawcoastlines(0.5,antialiased=1)
>>>>>>>>>>>
>>>>>>>>>>> map.drawmapboundary()
>>>>>>>>>>>
>>>>>>>>>>> #map.drawmeridians(np.arange(-180,180,60),linewidth=0.5, 
>>>>>>>>>>> labels=np.arange(-180,180,60), labelstyle="+/-")
>>>>>>>>>>>
>>>>>>>>>>> #map.drawparallels(np.arange(-90,90,30), linewidth=0.5, 
>>>>>>>>>>> labels=np.arange(-180,180,30), labelstyle="+/-")
>>>>>>>>>>>
>>>>>>>>>>> print('reading binary data')
>>>>>>>>>>>
>>>>>>>>>>> nbreligne=long(os.stat(fileName)[6])/(8*int(fileName[-2:]))
>>>>>>>>>>>
>>>>>>>>>>> Lat=zeros(nbreligne)
>>>>>>>>>>>
>>>>>>>>>>> Lon=zeros(nbreligne)
>>>>>>>>>>>
>>>>>>>>>>> Val=zeros(nbreligne)
>>>>>>>>>>>
>>>>>>>>>>> rawfile=fromfile(open(fileName,'rb'),'d',-1)       
>>>>>>>>>>>
>>>>>>>>>>> Lat=rawfile[0:nbreligne]
>>>>>>>>>>>
>>>>>>>>>>> Lon=rawfile[nbreligne:nbreligne*2]
>>>>>>>>>>>
>>>>>>>>>>> Val=rawfile[nbreligne*21:nbreligne*22]
>>>>>>>>>>>
>>>>>>>>>>> print('shifting latitudes and projecting to map')
>>>>>>>>>>>
>>>>>>>>>>> i=0
>>>>>>>>>>>
>>>>>>>>>>> while i < nbreligne:
>>>>>>>>>>>
>>>>>>>>>>>     if(Lon[i]>180):
>>>>>>>>>>>
>>>>>>>>>>>         print(Lon[i])
>>>>>>>>>>>
>>>>>>>>>>>         Lon[i]-=360
>>>>>>>>>>>
>>>>>>>>>>>         print(Lon[i])
>>>>>>>>>>>
>>>>>>>>>>>     i+=1
>>>>>>>>>>>
>>>>>>>>>>> print('plotting data')
>>>>>>>>>>>
>>>>>>>>>>>  
>>>>>>>>>>>
>>>>>>>>>>> #plotting code comes here
>>>>>>>>>>>       
>>>>>>>>>>>           
>>>>>>>>>>>                 
>>>>>>>>>>>                   
>>>>>>>>>>>                     
>>>>>>>>>>>                       
>>>>>>>>>> Antoine:  If you send me a self-contained script that produces the
>>>>>>>>>>                     
>
>   
>>>>>>>>>> problem you see, I can help you debug it.  As it stands now, I
>>>>>>>>>>                     
> have
>   
>>>>>>>>>>               
>>>>>>>>>>                 
>>>>>>>>>>                   
>>>>>>>>>>                     
>>>> very 
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>>>>> little to work with - it could be your plotting commands, or it
>>>>>>>>>>                 
>>>>>>>>>>                   
>>>>>>>>>>                     
>>> could
>>>   
>>>     
>>>       
>>>>>>>>>>               
>>>>>>>>>>                 
>>>>>>>>>>                   
>>>>>>>>>>                     
>>>> be 
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>>>>> your data.
>>>>>>>>>>
>>>>>>>>>> -Jeff
>>>>>>>>>>     
>>>>>>>>>>         
>>>>>>>>>>               
>>>>>>>>>>                 
>>>>>>>>>>                   
>>>>>>>>>>                     
>>>>>>>>>>>  
>>>>>>>>>>>
>>>>>>>>>>> print('saving map')       
>>>>>>>>>>>
>>>>>>>>>>> plt.savefig("testfig.png",dpi=600)
>>>>>>>>>>>
>>>>>>>>>>> print('done')
>>>>>>>>>>>
>>>>>>>>>>>  
>>>>>>>>>>>
>>>>>>>>>>> *Antoine De Pauw*
>>>>>>>>>>> Collaborateur de recherches, Informatique - Research
>>>>>>>>>>>                       
> collaborator,
>   
>>>>>>>>>>>                 
>>>>>>>>>>>                   
>>>>>>>>>>>                     
>>>>>>>>>>>                       
>>>> IT
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>>>>>> Laboratoire de chimie quantique et photophysique - Quantum
>>>>>>>>>>>                   
>>>>>>>>>>>                     
>>>>>>>>>>>                       
>>> chemistry
>>>   
>>>     
>>>       
>>>>>>>>>>>                 
>>>>>>>>>>>                   
>>>>>>>>>>>                     
>>>>>>>>>>>                       
>>>> and 
>>>>   
>>>>     
>>>>       
>>>>         
>>>>>>>>>>> photophysics laboratory
>>>>>>>>>>> *Université Libre de Bruxelles - ULB <http://ww.ulb.ac.be/>*
>>>>>>>>>>>
>>>>>>>>>>>  
>>>>>>>>>>>
>>>>>>>>>>>       
>>>>>>>>>>>           
>>>>>>>>>>>                 
>>>>>>>>>>>                   
>>>>>>>>>>>                     
>>>>>>>>>>>                       
>>>>>>>>>> -- 
>>>>>>>>>> Jeffrey S. Whitaker         Phone  : (303)497-6313
>>>>>>>>>> Meteorologist               FAX    : (303)497-6449
>>>>>>>>>> NOAA/OAR/PSD  R/PSD1        Email  : [EMAIL PROTECTED]
>>>>>>>>>> 325 Broadway                Office : Skaggs Research Cntr 1D-113
>>>>>>>>>> Boulder, CO, USA 80303-3328 Web    : http://tinyurl.com/5telg
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>     
>>>>>>>>>>         
>>>>>>>>>>               
>>>>>>>>>>                 
>>>>>>>>>>                   
>>>>>>>>>>                     
>>>>>>>>>   
>>>>>>>>>       
>>>>>>>>>             
>>>>>>>>>               
>>>>>>>>>                 
>>>>>>>>>                   
>>>>>>>> -- 
>>>>>>>> Jeffrey S. Whitaker         Phone : (303)497-6313
>>>>>>>> NOAA/OAR/CDC  R/PSD1        FAX   : (303)497-6449
>>>>>>>> 325 Broadway                Boulder, CO, USA 80305-3328
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>     
>>>>>>>>           
>>>>>>>>             
>>>>>>>>               
>>>>>>>>                 
>>>>>>>   
>>>>>>>         
>>>>>>>           
>>>>>>>             
>>>>>>>               
>>>>>> -- 
>>>>>> Jeffrey S. Whitaker         Phone : (303)497-6313
>>>>>> NOAA/OAR/CDC  R/PSD1        FAX   : (303)497-6449
>>>>>> 325 Broadway                Boulder, CO, USA 80305-3328
>>>>>>
>>>>>>
>>>>>>
>>>>>>       
>>>>>>         
>>>>>>           
>>>>>>             
>>>>>     
>>>>>       
>>>>>         
>>>>>           
>>>>   
>>>>     
>>>>       
>>>>         
>>>   
>>>     
>>>       
>>   
>>     
>
>
>   


-- 
Jeffrey S. Whitaker         Phone : (303)497-6313
NOAA/OAR/CDC  R/PSD1        FAX   : (303)497-6449
325 Broadway                Boulder, CO, USA 80305-3328


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