[jToolkit-cvs] jToolkit/widgets chart.py,1.23,1.24

[<dav...@us...>]

Update of /cvsroot/jtoolkit/jToolkit/widgets
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv24617

Modified Files:
	chart.py 
Log Message:
improved error handling slightly (and added a TODO to do so more) - using jToolkit.errors
made failure to import matplotlib get handled more gracefully (and added a TODO...)



Index: chart.py
===================================================================
RCS file: /cvsroot/jtoolkit/jToolkit/widgets/chart.py,v
retrieving revision 1.23
retrieving revision 1.24
diff -C2 -d -r1.23 -r1.24
*** chart.py	10 Feb 2004 09:23:17 -0000	1.23
--- chart.py	8 Mar 2004 16:41:21 -0000	1.24
***************
*** 3,12 ****
  # per object.
  
- from matplotlib.matlab import *
  import cStringIO, tempfile, os, math
  from jToolkit.widgets import widgets
  from jToolkit.data import dates
  import random, os
! import traceback
  
  #We need this lock for gdchart, as it's not thread-safe
--- 3,20 ----
  # per object.
  
  import cStringIO, tempfile, os, math
  from jToolkit.widgets import widgets
  from jToolkit.data import dates
+ from jToolkit import errors
  import random, os
! 
! # TODO: improve error handling here...
! try:
!   # TODO: change to from matplotlib import matlab...
!   from matplotlib.matlab import *
! except:
!   # not importing these functions will cause charts to fail...
!   print "error importing matplotlib. jToolkit.widgets.chart functions will fail later."
!   print errors.ConsoleErrorHandler().traceback_str()
  
  #We need this lock for gdchart, as it's not thread-safe
***************
*** 78,84 ****
        self.drawimage()
      except:
!       (etype, evalue, trace) = sys.exc_info()
!       print "Unexpected Error:",etype,evalue
!       traceback.print_tb(trace)
  #      gdchartLock.release()
        return None
--- 86,91 ----
        self.drawimage()
      except:
!       print "Unexpected Error:"
!       print errors.ConsoleErrorHandler().traceback_str()
  #      gdchartLock.release()
        return None
***************
*** 224,226 ****
      self.im_height = 8  #This should take tagname length into account
  
!     
\ No newline at end of file
--- 231,233 ----
      self.im_height = 8  #This should take tagname length into account
  
!