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root:python [2009/12/08 09:59] – viktorhroot:python [2014/02/12 16:17] (current) – [TGraph] nchiap
Line 4: Line 4:
                  
         from ROOT import *         from ROOT import *
-        from array import array+        from numpy import array
         x = [1,2,3,4]  # a list          x = [1,2,3,4]  # a list 
         y = [5,6,7,8]  # a list         y = [5,6,7,8]  # a list
-        graph = TGraph(len(x),array('f',x),array('f',y)) # convert lists to arrays+        graph = TGraph(len(x),array(x,'f'),array(y,'f')) # convert lists to arrays
root/python.1260262757.txt.gz · Last modified: by viktorh

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