shell.run(["sh", "-c", "echo $PATH"])
shell.run(["echo $PATH"])
shell.run(["echo Hello"])

Error:
Traceback (most recent call last):
  File "unix_server_test.py", line 26, in <module>
    result = shell.run(["sh", "-c", "echo $PATH"])
  File "C:\Users\pubhatia\AppData\Local\Programs\Python\Python36\lib\site-packages\spur\ssh.py", line 166, in run
    return self.spawn(*args, **kwargs).wait_for_result()
  File "C:\Users\pubhatia\AppData\Local\Programs\Python\Python36\lib\site-packages\spur\ssh.py", line 206, in spawn
    raise NoSuchCommandError(command[0])
spur.errors.NoSuchCommandError: Command not found: sh. Check that sh is installed and on $PATH



C:\Users\pubhatia\Documents\learning\python>py unix_server_test.py
Traceback (most recent call last):
  File "unix_server_test.py", line 26, in <module>
    result = shell.run(["echo $PATH"])
  File "C:\Users\pubhatia\AppData\Local\Programs\Python\Python36\lib\site-packages\spur\ssh.py", line 166, in run
    return self.spawn(*args, **kwargs).wait_for_result()
  File "C:\Users\pubhatia\AppData\Local\Programs\Python\Python36\lib\site-packages\spur\ssh.py", line 206, in spawn
    raise NoSuchCommandError(command[0])
spur.errors.NoSuchCommandError: Command not found: echo $PATH. Check that echo $PATH is installed and on $PATH



C:\Users\pubhatia\Documents\learning\python>py unix_server_test.py
Traceback (most recent call last):
  File "unix_server_test.py", line 26, in <module>
    result = shell.run(["echo Hello"])
  File "C:\Users\pubhatia\AppData\Local\Programs\Python\Python36\lib\site-packages\spur\ssh.py", line 166, in run
    return self.spawn(*args, **kwargs).wait_for_result()
  File "C:\Users\pubhatia\AppData\Local\Programs\Python\Python36\lib\site-packages\spur\ssh.py", line 206, in spawn
    raise NoSuchCommandError(command[0])
spur.errors.NoSuchCommandError: Command not found: echo Hello. Check that echo Hello is installed and on $PATH