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authortrondeau <trondeau@221aa14e-8319-0410-a670-987f0aec2ac5>2008-01-30 22:28:15 +0000
committertrondeau <trondeau@221aa14e-8319-0410-a670-987f0aec2ac5>2008-01-30 22:28:15 +0000
commitc2c1ba21350d588adb4ec8f2f815f50df81927f8 (patch)
treedf7b85f974521ef7df68f7d33e4c6eecd9835039 /gnuradio-core/src/utils/gr_plot_const.py
parentf52a5932f178e474b625e86fb85c1c8954334398 (diff)
Catching ImportError exception and giving (hopefully) useful error message to install the necessary packages.
git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@7529 221aa14e-8319-0410-a670-987f0aec2ac5
Diffstat (limited to 'gnuradio-core/src/utils/gr_plot_const.py')
-rwxr-xr-xgnuradio-core/src/utils/gr_plot_const.py18
1 files changed, 14 insertions, 4 deletions
diff --git a/gnuradio-core/src/utils/gr_plot_const.py b/gnuradio-core/src/utils/gr_plot_const.py
index 9ec75ddb9a..1503363bd5 100755
--- a/gnuradio-core/src/utils/gr_plot_const.py
+++ b/gnuradio-core/src/utils/gr_plot_const.py
@@ -1,6 +1,6 @@
#!/usr/bin/env python
#
-# Copyright 2007 Free Software Foundation, Inc.
+# Copyright 2007,2008 Free Software Foundation, Inc.
#
# This file is part of GNU Radio
#
@@ -20,9 +20,19 @@
# Boston, MA 02110-1301, USA.
#
-import scipy
-from pylab import *
-from matplotlib.font_manager import fontManager, FontProperties
+try:
+ import scipy
+except ImportError:
+ print "Please install SciPy to run this script (http://www.scipy.org/)"
+ raise SystemExit, 1
+
+try:
+ from pylab import *
+ from matplotlib.font_manager import fontManager, FontProperties
+except ImportError:
+ print "Please install Matplotlib to run this script (http://matplotlib.sourceforge.net/)"
+ raise SystemExit, 1
+
from optparse import OptionParser
matplotlib.interactive(True)