eShopping wrote:
import subprocess
x = subprocess.Popen(args="poly.exe",stdin=subprocess.PIPE)
for item in ["polyin.dat", "polyout.dat", "polyout.plt"]:
x.stdin.write('%s\n' % item)
but got the same error message
Above code would seem to be correct.
Are you sure the Fortran program accepts the names?
One easy way to test this is to try
C:\> poly.exe < poly_files.txt
in a CMD program (or COMMAND or whatever the console program is called
nowadays at Win* systems).
Albert
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