Have you tried calling it something like this: Popen(cmd, creationflags=win32process.CREATE_NO_WINDOW)
On Fri, Jan 10, 2014 at 3:00 PM, Bryan A. Jones <[email protected]>wrote: > All, > > I'm stuck with a Pyinstaller problem (Windows 7, latest pyinstaller from > git, Python 2.7). I'd like to create an application without a console > window, so I pass --noconsole to pyinstaller. However, I also call some > external programs from my application, which is causing problems: > > 1. If I use subprocess.call and friends, I get the exception OSError > exception "[Error 6] the handle is invalid." This is because a noconsole > app has no stdin/stdout/stderr; by default, subprocess tries to pass these > on to the child process, which fails. > 2. If I use subprocess.call with stdin=PIPE, stdout=PIPE, stderr=PIPE > (which opens a pipe between the child process and my parent Python > process), everything works, but I get a command window that appears briefly > on the screen. Because I call this child process a lot, I see a lot of > distracting consoles opening and closing. > 3. Trying op.spawnl produces identical results to #2. > > All the code works fine when running without --noconsole or running > directly from Python. Any ideas on how to run a child subprocess > successfully, but without opening a console window? > > Thanks! > > Bryan > -- > Bryan A. Jones, Ph.D. > Associate Professor > Department of Electrical and Computer Engineering > 231 Simrall / PO Box 9571 > Mississippi State University > Mississippi state, MS 39762 > http://www.ece.msstate.edu/~bjones > bjones AT ece DOT msstate DOT edu > voice 662-325-3149 > fax 662-325-2298 > > Our Master, Jesus Christ, is on his way. He'll show up right on > time, his arrival guaranteed by the Blessed and Undisputed Ruler, > High King, High God. > - 1 Tim. 6:14b-15 (The Message) > > -- > You received this message because you are subscribed to the Google Groups > "PyInstaller" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/pyinstaller. > For more options, visit https://groups.google.com/groups/opt_out. > -- You received this message because you are subscribed to the Google Groups "PyInstaller" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/pyinstaller. For more options, visit https://groups.google.com/groups/opt_out.
