How to Run Python Script from Remote Machine via Powershell Asynchronously?












0














I have a powershell function that only works synchronously. I would like to update this function so that I can fire multiple calls to a Python script in parallel. Does anybody have any insight how to call a Python script asynchronously using powershell keeping in mind that each Python Script is essentially a while loop that doesn't end until 24 hours passes. The powershell function takes in a remote machine, python virtual environment, path to the python script and the arguments.



Here's what has been done so far:



function Run-Remote($computerName, $pname, $scriptPath, $pargs)
{
$cred = Get-QRemote-Credential
Invoke-Command -ComputerName $computerName -Credential $cred -ScriptBlock {powershell -c "$Using:pname '$Using:scriptPath' $Using:pargs"} -ConfigurationName QRemoteConfiguration
}









share|improve this question





























    0














    I have a powershell function that only works synchronously. I would like to update this function so that I can fire multiple calls to a Python script in parallel. Does anybody have any insight how to call a Python script asynchronously using powershell keeping in mind that each Python Script is essentially a while loop that doesn't end until 24 hours passes. The powershell function takes in a remote machine, python virtual environment, path to the python script and the arguments.



    Here's what has been done so far:



    function Run-Remote($computerName, $pname, $scriptPath, $pargs)
    {
    $cred = Get-QRemote-Credential
    Invoke-Command -ComputerName $computerName -Credential $cred -ScriptBlock {powershell -c "$Using:pname '$Using:scriptPath' $Using:pargs"} -ConfigurationName QRemoteConfiguration
    }









    share|improve this question



























      0












      0








      0







      I have a powershell function that only works synchronously. I would like to update this function so that I can fire multiple calls to a Python script in parallel. Does anybody have any insight how to call a Python script asynchronously using powershell keeping in mind that each Python Script is essentially a while loop that doesn't end until 24 hours passes. The powershell function takes in a remote machine, python virtual environment, path to the python script and the arguments.



      Here's what has been done so far:



      function Run-Remote($computerName, $pname, $scriptPath, $pargs)
      {
      $cred = Get-QRemote-Credential
      Invoke-Command -ComputerName $computerName -Credential $cred -ScriptBlock {powershell -c "$Using:pname '$Using:scriptPath' $Using:pargs"} -ConfigurationName QRemoteConfiguration
      }









      share|improve this question















      I have a powershell function that only works synchronously. I would like to update this function so that I can fire multiple calls to a Python script in parallel. Does anybody have any insight how to call a Python script asynchronously using powershell keeping in mind that each Python Script is essentially a while loop that doesn't end until 24 hours passes. The powershell function takes in a remote machine, python virtual environment, path to the python script and the arguments.



      Here's what has been done so far:



      function Run-Remote($computerName, $pname, $scriptPath, $pargs)
      {
      $cred = Get-QRemote-Credential
      Invoke-Command -ComputerName $computerName -Credential $cred -ScriptBlock {powershell -c "$Using:pname '$Using:scriptPath' $Using:pargs"} -ConfigurationName QRemoteConfiguration
      }






      python function powershell parallel-processing asynchronously






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      share|improve this question













      share|improve this question




      share|improve this question








      edited Nov 21 at 4:01

























      asked Nov 21 at 3:03









      Riley Hun

      7731922




      7731922
























          1 Answer
          1






          active

          oldest

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          1














          Really simple fix, just add "-AsJob" to the invoke command. This will get powershell to spin up a new process for each command that you send. Then Use "Get-Job | Wait-Job" at the end of the script to wait for all the processes to finish. And "Get-Job | Receive-Job" to get any data back.



          I recommend reading about powershell jobs they are supper useful but unintuitive.



          function Run-Remote($computerName, $pname, $scriptPath, $pargs)
          {
          $cred = Get-QRemote-Credential
          Invoke-Command -AsJob -ComputerName $computerName -Credential $cred -ScriptBlock {powershell -c "$Using:pname '$Using:scriptPath' $Using:pargs"} -ConfigurationName QRemoteConfiguration
          }

          Get-Job | Wait-Job





          share|improve this answer





















          • Excellent! Thanks so much. I'll give it a try.
            – Riley Hun
            Nov 21 at 3:59










          • I tried using AsJob parameter, but it didn't generate a python process in the task machine.
            – Riley Hun
            Nov 22 at 18:05










          • That's very odd, did the job complete properly? The only thing I can think of is is the script exited before the job completed
            – BaronW
            Nov 23 at 20:12










          • it did not. I used -indisconnectedsession instead. Do you foresee any issues with using that instead?
            – Riley Hun
            Nov 26 at 16:33











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          1 Answer
          1






          active

          oldest

          votes








          1 Answer
          1






          active

          oldest

          votes









          active

          oldest

          votes






          active

          oldest

          votes









          1














          Really simple fix, just add "-AsJob" to the invoke command. This will get powershell to spin up a new process for each command that you send. Then Use "Get-Job | Wait-Job" at the end of the script to wait for all the processes to finish. And "Get-Job | Receive-Job" to get any data back.



          I recommend reading about powershell jobs they are supper useful but unintuitive.



          function Run-Remote($computerName, $pname, $scriptPath, $pargs)
          {
          $cred = Get-QRemote-Credential
          Invoke-Command -AsJob -ComputerName $computerName -Credential $cred -ScriptBlock {powershell -c "$Using:pname '$Using:scriptPath' $Using:pargs"} -ConfigurationName QRemoteConfiguration
          }

          Get-Job | Wait-Job





          share|improve this answer





















          • Excellent! Thanks so much. I'll give it a try.
            – Riley Hun
            Nov 21 at 3:59










          • I tried using AsJob parameter, but it didn't generate a python process in the task machine.
            – Riley Hun
            Nov 22 at 18:05










          • That's very odd, did the job complete properly? The only thing I can think of is is the script exited before the job completed
            – BaronW
            Nov 23 at 20:12










          • it did not. I used -indisconnectedsession instead. Do you foresee any issues with using that instead?
            – Riley Hun
            Nov 26 at 16:33
















          1














          Really simple fix, just add "-AsJob" to the invoke command. This will get powershell to spin up a new process for each command that you send. Then Use "Get-Job | Wait-Job" at the end of the script to wait for all the processes to finish. And "Get-Job | Receive-Job" to get any data back.



          I recommend reading about powershell jobs they are supper useful but unintuitive.



          function Run-Remote($computerName, $pname, $scriptPath, $pargs)
          {
          $cred = Get-QRemote-Credential
          Invoke-Command -AsJob -ComputerName $computerName -Credential $cred -ScriptBlock {powershell -c "$Using:pname '$Using:scriptPath' $Using:pargs"} -ConfigurationName QRemoteConfiguration
          }

          Get-Job | Wait-Job





          share|improve this answer





















          • Excellent! Thanks so much. I'll give it a try.
            – Riley Hun
            Nov 21 at 3:59










          • I tried using AsJob parameter, but it didn't generate a python process in the task machine.
            – Riley Hun
            Nov 22 at 18:05










          • That's very odd, did the job complete properly? The only thing I can think of is is the script exited before the job completed
            – BaronW
            Nov 23 at 20:12










          • it did not. I used -indisconnectedsession instead. Do you foresee any issues with using that instead?
            – Riley Hun
            Nov 26 at 16:33














          1












          1








          1






          Really simple fix, just add "-AsJob" to the invoke command. This will get powershell to spin up a new process for each command that you send. Then Use "Get-Job | Wait-Job" at the end of the script to wait for all the processes to finish. And "Get-Job | Receive-Job" to get any data back.



          I recommend reading about powershell jobs they are supper useful but unintuitive.



          function Run-Remote($computerName, $pname, $scriptPath, $pargs)
          {
          $cred = Get-QRemote-Credential
          Invoke-Command -AsJob -ComputerName $computerName -Credential $cred -ScriptBlock {powershell -c "$Using:pname '$Using:scriptPath' $Using:pargs"} -ConfigurationName QRemoteConfiguration
          }

          Get-Job | Wait-Job





          share|improve this answer












          Really simple fix, just add "-AsJob" to the invoke command. This will get powershell to spin up a new process for each command that you send. Then Use "Get-Job | Wait-Job" at the end of the script to wait for all the processes to finish. And "Get-Job | Receive-Job" to get any data back.



          I recommend reading about powershell jobs they are supper useful but unintuitive.



          function Run-Remote($computerName, $pname, $scriptPath, $pargs)
          {
          $cred = Get-QRemote-Credential
          Invoke-Command -AsJob -ComputerName $computerName -Credential $cred -ScriptBlock {powershell -c "$Using:pname '$Using:scriptPath' $Using:pargs"} -ConfigurationName QRemoteConfiguration
          }

          Get-Job | Wait-Job






          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Nov 21 at 3:38









          BaronW

          1215




          1215












          • Excellent! Thanks so much. I'll give it a try.
            – Riley Hun
            Nov 21 at 3:59










          • I tried using AsJob parameter, but it didn't generate a python process in the task machine.
            – Riley Hun
            Nov 22 at 18:05










          • That's very odd, did the job complete properly? The only thing I can think of is is the script exited before the job completed
            – BaronW
            Nov 23 at 20:12










          • it did not. I used -indisconnectedsession instead. Do you foresee any issues with using that instead?
            – Riley Hun
            Nov 26 at 16:33


















          • Excellent! Thanks so much. I'll give it a try.
            – Riley Hun
            Nov 21 at 3:59










          • I tried using AsJob parameter, but it didn't generate a python process in the task machine.
            – Riley Hun
            Nov 22 at 18:05










          • That's very odd, did the job complete properly? The only thing I can think of is is the script exited before the job completed
            – BaronW
            Nov 23 at 20:12










          • it did not. I used -indisconnectedsession instead. Do you foresee any issues with using that instead?
            – Riley Hun
            Nov 26 at 16:33
















          Excellent! Thanks so much. I'll give it a try.
          – Riley Hun
          Nov 21 at 3:59




          Excellent! Thanks so much. I'll give it a try.
          – Riley Hun
          Nov 21 at 3:59












          I tried using AsJob parameter, but it didn't generate a python process in the task machine.
          – Riley Hun
          Nov 22 at 18:05




          I tried using AsJob parameter, but it didn't generate a python process in the task machine.
          – Riley Hun
          Nov 22 at 18:05












          That's very odd, did the job complete properly? The only thing I can think of is is the script exited before the job completed
          – BaronW
          Nov 23 at 20:12




          That's very odd, did the job complete properly? The only thing I can think of is is the script exited before the job completed
          – BaronW
          Nov 23 at 20:12












          it did not. I used -indisconnectedsession instead. Do you foresee any issues with using that instead?
          – Riley Hun
          Nov 26 at 16:33




          it did not. I used -indisconnectedsession instead. Do you foresee any issues with using that instead?
          – Riley Hun
          Nov 26 at 16:33


















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