python-spm (Sub Process Manager) documentation¶
Install:
pip install spm
Use:
>>> from spm import run, pipe, propagate_env
>>> run('cat', '/etc/passwd')
<Subprocess 'env - cat /etc/passwd'>
>>> run('cat', '/etc/passwd').pipe('grep', 'jdoe')
<Subprocess 'env - cat /etc/passwd | env - grep jdoe'>
>>> pipe(['gzip', '-c', '/etc/passwd'], ['zcat'])
<Subprocess 'env - gzip -c /etc/passwd | env - zcat'>
>>> run('git', 'commit', env={'GIT_COMMITTER_NAME': 'John Doe'})
<Subprocess "env - 'GIT_COMMITTER_NAME=John Doe' git commit">
>>> run('ls', env=propagate_env())
<Subprocess 'ls'>
>>> run('ls', env=propagate_env({'FOO': 'BAR'}))
<Subprocess 'env FOO=BAR ls'>
>>> run('echo', '-n', 'foo').wait()
('foo', None)
>>> run('echo', '-n', 'bar').stdout.read()
'bar'
>>> noop = run('gzip').pipe(run('zcat')) # = run('gzip').pipe('zcat')
>>> run('echo', '-n', 'example').pipe(noop).stdout.read()
'example'
Go further: