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with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, php exec format error just like you, helping each other. Join them; it only takes a minute: Sign up subprocess.Popen(): OSError: [Errno 8] Exec format error in python? up vote 2 down vote favorite 1 Yesterday, I wrote and ran a python script which executes a shell using subprocess.Popen(command.split()) where command is string which constitutes .sh script and its argument. exec format error docker This script was working fine till yesterday. Today, I ran the same script and now i am contiguously hitting by this error. p=subprocess.Popen(shell_command.split()) File "/usr/lib/python2.7/subprocess.py", line 679, in __init__ errread, errwrite) File "/usr/lib/python2.7/subprocess.py", line 1249, in _execute_child raise child_exception OSError: [Errno 8] Exec format error I know there are similar questions has been asked before related to this question. But, in my case i tried everything which doesn't solve my purpose. Using shell=True is not able to work because my shell script calls an another shell script before which some environment has to be set in order to ran that script. I am badly stuck in this. ?? I just restart my system once. I am using ubuntu 12.04 EDIT: import subprocess import os import sys arg1=sys.argv[1] arg2=sys.argve[2] shell_command = 'my_path/my_shell.sh ' + arg1 + ' '+ arg2 P = subprocess.Popen(shell_command.split()) P.wait() my_shell.sh: arg1=$1 arg2=$2 cd $TOP setup the environment and run shell script build the kernel ... execute shell command ..... python linux
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Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: http://stackoverflow.com/questions/26807937/subprocess-popen-oserror-errno-8-exec-format-error-in-python Sign up Is this the right way to run a shell script inside Python? up vote 28 down vote favorite 1 import subprocess retcode = subprocess.call(["/home/myuser/go.sh", "abc.txt", "xyz.txt"]) When I run these 2 lines, will I be doing exactly this?: /home/myuser/go.sh abc.txt xyz.txt Why do I get this error? But when I run go.sh normally, I don't get that error. File "/usr/lib/python2.6/subprocess.py", http://stackoverflow.com/questions/4834483/is-this-the-right-way-to-run-a-shell-script-inside-python line 480, in call return Popen(*popenargs, **kwargs).wait() File "/usr/lib/python2.6/subprocess.py", line 633, in __init__ errread, errwrite) File "/usr/lib/python2.6/subprocess.py", line 1139, in _execute_child raise child_exception OSError: [Errno 8] Exec format error python linux bash shell unix share|improve this question edited Jan 29 '11 at 1:30 asked Jan 29 '11 at 1:20 TIMEX 40.8k198524824 6 Does your shell script have the correct hashbang? –William Jan 29 '11 at 1:43 1 Did you ever solve this? –Johnsyweb May 10 '13 at 2:06 add a comment| 6 Answers 6 active oldest votes up vote 31 down vote OSError: [Errno 8] Exec format error This is an error reported by the operating system when trying to run /home/myuser/go.sh. It looks to me like the shebang (#!) line of go.sh is not valid. Here's a sample script that runs from the shell but not from Popen: #\!/bin/sh echo "You've just called $0 $@." Removing the \ from the first line fixes the problem. share|improve this answer answered Jan 29 '11 at 3:00 Johnsyweb 68.9k13111167 1 Similar error happened to me too, the first line was some bash commen
here for a quick overview of the site Help Center Detailed answers to any http://stackoverflow.com/questions/16925909/python-raise-child-exception-oserror-errno-8-exec-format-error questions you might have Meta Discuss the workings and policies of https://www.solved.tips/oserror-errno-8-exec-format-error/ this site About Us Learn more about Stack Overflow the company Business Learn more about hiring developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow exec format is a community of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up Python raise child_exception OSError: [Errno 8] Exec format error up vote 4 down vote favorite 1 I have to move a python script from a server that use Python 2.6 to exec format error another on that uses 2.4. I had to make some modifications. now im stuck. i keep on getting this error File "subprocess.py", line 975, in _execute_child raise child_exception OSError: [Errno 8] Exec format error my log ouput: Traceback (most recent call last): File "/cnfs/dev/regions/que/cli/rpntrans_requests/scripts/0.6a/process.py", line 281, in ? process(filename) File "/cnfs/dev/regions/que/cli/rpntrans_requests/scripts/0.6a/process.py", line 259, in process outputs = transformations[tr.tag](file).execute() File "/cnfs/dev/regions/que/cli/rpntrans_requests/scripts/0.6a/process.py", line 114, in execute t.execute() File "/cnfs/dev/regions/que/cli/rpntrans/current/rpntrans.py", line 113, in execute last_step.execute() File "/cnfs/dev/regions/que/cli/rpntrans/current/rpntrans.py", line 941, in execute stdout=sys.stdout, stderr=sys.stderr File "subprocess.py", line 413, in call return Popen(*args, **kwargs).wait() File "subprocess.py", line 543, in __init__ errread, errwrite) File "subprocess.py", line 975, in _execute_child raise child_exception OSError: [Errno 8] Exec format error code from rpntrans.py subprocess.call([ os.path.join(module_root, 'bin/fst2r2c'), file, v_name, str(r.ip2), str(r.ip2), out_file, '1', '0', '%s (ip1:%i)' % (self.dict[v_name]["desc"], r.ip1), self.dict[v_name]["units"], self.format, self.__get_interpolation(v_name) ], stdout=sys.stdout, stderr=sys.stderr ) anyhone have an idea ? thank you python share|improve this question edited Jun 4 '13 at 19:37 Mike Mü
is no shebang line at the top of the shell script and you are trying to execute the script directly. Solution: Add a shebang eg. #!/usr/bin/env bash to the start of the script you are trying to execute. Source Python Post navigation NEXTUnmount DMG from Command Line in Mac OS X PREVIOUS Difference Between re.search and re.match in Python Leave a Reply Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Search for: Search Recent Posts Disable macOS Dock's Bounce to Alert Behaviour Install A Font in WINE Homebrew: fatal: Needed a single revision .ssh/config: line 7: Bad configuration option: useroaming on macOS 10.12 Sierra Exploit Exercises Nebula 5: Level 09 Write Up Useful ToolsDevDocs ExplainShell ShellCheck RegEx101 Categories Borg CLI CTFs Email FastMail Homebrew HTML Javascript Linux Mac OS X Nebula 5 Python Recipes Security SQL Uncategorised Unsolved Web XSS © 2016 | Proudly Powered by WordPress | Theme: Nisarg by Falguni Desai.