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#!/usr/bin/env python
###########################################################################
#
# xasyCodeEditor implements a simple text editor for Asymptote scripts in
# xasy.
#
#
# Author: Orest Shardt
# Created: June 29, 2007
#
############################################################################
from subprocess import call
from tempfile import mkstemp
from os import remove
from os import fdopen
from os import path
import xasyOptions
def getText(text=""):
"""Launch the external editor"""
temp = mkstemp()
tempf = fdopen(temp[0],"w")
tempf.write(text)
tempf.close()
try:
cmdpath,cmd = path.split(path.expandvars(xasyOptions.options['externalEditor']))
split_cmd = cmd.split()
cmdpart = [path.join(cmdpath,split_cmd[0])]
argpart = split_cmd[1:]+[temp[1]]
arglist = cmdpart+argpart
call(arglist)
except Exception as e:
raise Exception('Error launching external editor.')
try:
tempf = open(temp[1],"r")
text = tempf.read()
tempf.close()
remove(temp[1])
except Exception as e:
raise Exception('Error reading from external editor.')
return text
if __name__ == '__main__':
#run a test
print (getText("Here is some text to edit"))
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