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python Programming Glossary: os.readWhat conditions result in an opened, nonblocking named pipe (fifo) being “unavailable” for reads? http://stackoverflow.com/questions/10021759/what-conditions-result-in-an-opened-nonblocking-named-pipe-fifo-being-unavai os.O_NONBLOCK # pipe_path points to a FIFO data os.read new_pipe 1024 The read occasionally raises errno 11 Resource.. from a pipe and returns `None` on EAGAIN ''' try return os.read fd size except OSError exc if exc.errno errno.EAGAIN return..
Call exiftool from a python script? http://stackoverflow.com/questions/10075115/call-exiftool-from-a-python-script while not output.endswith self.sentinel output os.read fd 4096 return output len self.sentinel def get_metadata self..
Need little assistance with pexpect module http://stackoverflow.com/questions/11208931/need-little-assistance-with-pexpect-module packages pexpect.py line 1510 in __interact_read return os.read fd 1000 OSError Errno 5 Input output error the code that I have..
Python subprocess readlines() hangs http://stackoverflow.com/questions/12419198/python-subprocess-readlines-hangs 1 ready _ _ select.select master_fd timeout if ready data os.read master_fd 512 if not data break print got repr data elif proc.poll..
log syntax errors and uncaught exceptions for a python subprocess and print them to the terminal http://stackoverflow.com/questions/12508752/log-syntax-errors-and-uncaught-exceptions-for-a-python-subprocess-and-print-them import sys with open 'log' 'ab' as file def read fd data os.read fd 1024 file.write data file.flush return data pty.spawn sys.executable..
How to open a file on mac OSX 10.8.2 in python http://stackoverflow.com/questions/19273210/how-to-open-a-file-on-mac-osx-10-8-2-in-python try using import os fd os.open foo.txt os.O_RDONLY print os.read fd 1024 os.close fd And fiddle around with the flags. I honestly..
Python C program subprocess hangs at “for line in iter” http://stackoverflow.com/questions/20503671/python-c-program-subprocess-hangs-at-for-line-in-iter 0 if master in fds # subprocess' output is ready data os.read master_fd 512 # doesn't block may return less if not data #.. to our stdout if sys.stdin in fds # got user input data os.read sys.stdin.fileno 512 if not data input_fds.remove sys.stdin..
How to make tkinter repond events while waiting socket data? http://stackoverflow.com/questions/3348757/how-to-make-tkinter-repond-events-while-waiting-socket-data
Decorate \ delegate a File object to add functionality http://stackoverflow.com/questions/4713932/decorate-delegate-a-file-object-to-add-functionality self._run for fh in select.select self.pipe 0 0 0 buf os.read fh 1024 while b' n' in buf data buf buf.split b' n' 1 self.write..
Merge and sync stdout and stderr? http://stackoverflow.com/questions/4984549/merge-and-sync-stdout-and-stderr self Read from the file descriptor fd self.fileno buf os.read fd 4096 if not buf return None if ' n' not in buf self._buf..
Python: select() doesn't signal all input from pipe http://stackoverflow.com/questions/5486717/python-select-doesnt-signal-all-input-from-pipe size in an asynchronous app. You should call os.read fd size once on each fd for every pass through select. This.. unambiguously. I modified your code to illustrate using os.read . It also reads from the process' stderr import os import select.. '' def fileno self return self._fd def readlines self data os.read self._fd 4096 if not data # EOF return None self._buf data if..
pipe large amount of data to stdin while using subprocess.Popen http://stackoverflow.com/questions/5911362/pipe-large-amount-of-data-to-stdin-while-using-subprocess-popen xlist select rlist wlist xlist if proc.stdout in rlist out os.read proc.stdout.fileno 10 print out if not out break if proc.stdin..
Python readline from pipe on Linux http://stackoverflow.com/questions/6193779/python-readline-from-pipe-on-linux end which can be written to and read form with os.write os.read there is no os.readline . Is it possible to use readline import.. written to and read form with os.write os.read there is no os.readline . Is it possible to use readline import os readEnd writeEnd..
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