Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.python > #32007

Re: The pty module, reading from a pty, and Python 2/3

Show key headers only | View raw

#better coded for you to understand

import sys
import pty
import os

def get_text(filename):

	try:
		( child_pid, fd ) = pty.fork()		# OK
	except OSError as e:
		print(str(e))
		sys.exit(1)

	if child_pid == 0:
		try:
			with open("log.txt", "w") as f:
				f.write("about to execlp")
			os.execlp("cat", "cat", filename)
		except:
			with open("log.txt", "w") as f:
				f.write("could not spawn process")
			print("Could not spawn")
			sys.exit(1)

	child_pty = os.fdopen(fd)
#you need to find the file size, and place it as an integer in read
below, where you return the value
#you have to input into read, how many characters you want read in
with statinfo.st_size
	statinfo = os.stat(filename)
	return child_pty.read(statinfo.st_size)


if __name__ == "__main__":
	print(get_text("my-pty-test.py"))

-- 
Best Regards,
David Hutto
CEO: http://www.hitwebdevelopment.com

Back to comp.lang.python | Previous | Next | Find similar | Unroll thread

Thread

Re: The pty module, reading from a pty, and Python 2/3 David Hutto <dwightdhutto@gmail.com> - 2012-10-24 02:40 -0400

csiph-web