On Feb 19, 11:09 am, Jean-Paul Calderone <[EMAIL PROTECTED]> wrote:
> On 19 Feb 2007 09:04:19 -0800, "[EMAIL PROTECTED]" <[EMAIL PROTECTED]> wrote:
>
> >Hi,
>
> >I have the following code:
>
> >colorIndex = 0;
>
> >def test():
> > print colorIndex;
>
> >This won't work.
>
> Are you sure?
>
> [EMAIL PROTECTED]:~$ cat foo.py
> colorIndex = 0
>
> def test():
> print colorIndex
>
> test()
> [EMAIL PROTECTED]:~$ python foo.py
> 0
> [EMAIL PROTECTED]:~$
>
> The global keyword lets you rebind a variable from the module scope. It
> doesn't have much to do with accessing the current value of a variable.
>
> Jean-Paul
Thanks. Then I don't understand why I get this error in line 98:
Traceback (most recent call last):
File "./gensvg.py", line 109, in ?
outdata, minX, minY, maxX, maxY = getText(data);
File "./gensvg.py", line 98, in getText
print colorIndex;
UnboundLocalError: local variable 'colorIndex' referenced before
assignment
Here is my complete script:
#!/usr/bin/python
import re
import sys
import time
import os
import shutil
colors = ["#FF0000", "#00FF00", "#0000FF",
"#FFFF00" ,"#FFA500" ,"#DA70D6"]
colorIndex = 0
def getText( intputstr):
rc = ""
maxX = 0;
maxY = 0;
minX = 10000000;
minY = 10000000;
for str in intputstr:
print str;
if str != "":
pattern = "x:(\d+) y:(\d+) w:(\d+) h:(\d+) (.*)"
match = re.findall(pattern, str)
if match:
x, y, width, height, area = match[0]
colorIndex = colorIndex + 1
rc = rc + "<rect x=\"%(x)s\" y=\"%(y)s\" width=\"%
(width)s\" height=\"%(height)s\" " % locals()
rc = rc + "fill=\"%s\" stroke=\"#000000\" stroke-width=
\"1px\" fill-opacity=\".5\" />\n" % colors[colorIndex % len(colors)]
_x = int(x)
_y = int(y)
_width = int(width)
_height = int(height)
minX = min(minX, _x);
minY = min(minY, _y);
maxX = max(maxX, _x+ _width);
maxY = max(maxY, _y+_height);
else:
pattern = "\((\d+),(\d+)\)\((\d+),(\d+)\)(.*)"
match = re.findall(pattern, str)
if match:
x1, y1, x2, y2, ignore = match[0]
rc = rc + "<line x1=\"%(x1)s\" y1=\"%(y1)s\" x2=\"%
(x2)s\" y2=\"%(y2)s\" style=\"stroke:rgb(99,99,99);stroke-width:2\" /
>" % locals()
rc = rc + "\n"
_x1 = int(x1)
_y1 = int(y1)
_x2 = int(x2)
_y2 = int(y2)
minX = min(_x1, _x2);
minY = min(_y1, _y2);
maxX = max(_x1, _x2);
maxY = max(_y1, _y2);
print colorIndex;
print "match 2!"
return rc, minX, minY, maxX, maxY;
fileName = sys.argv[1]
inputFile = open(fileName, 'r')
data = inputFile.readlines();
outdata, minX, minY, maxX, maxY = getText(data);
print minX, minY, maxX, maxY
outputFile = open(fileName + '.svg', 'w')
print >> outputFile, "<svg xmlns=\"http://www.w3.org/2000/svg\";
xmlns:xlink=\"http://www.w3.org/1999/xlink\"; id=\"body\">"
outputFile.write(outdata);
print >>outputFile, "</svg>"
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