How to use rpm_erase method in avocado

Best Python code snippet using avocado_python

rpm.py

Source:rpm.py

...46    if rc == 0:47        return True48    else:49        module.fail_json(msg='Error from rpm: %s: %s' % (cmd, err))50def rpm_erase(module, name):51    cmd = [ 'rpm', '-e', '--quiet', name ]52    rc, out, err = module.run_command(cmd)53    if rc == 0:54        return True55    else:56        module.fail_json(msg='Error from rpm: %s: %s' % (cmd, err))57def rpm_exists(module, name):58    cmd = [ 'rpm', '-q', '--quiet', '--nosignature', name ]59    rc, out, err = module.run_command(cmd)60    return rc == 061def query_pkgid_for_pkg(module, name):62    cmd = [ 'rpm', '-q', '--qf', '%{PKGID}', '--nosignature',63            name ]64    rc, out, err = module.run_command(cmd)65    if rc == 0:66        return out.strip()67    else:68        return None69def query_rpm_value_for_file(module, filename, format):70    file = os.path.expanduser(filename)71    if not os.path.exists(file):72        module.fail_json(msg='No package file: %s' % (filename))73    cmd = [ 'rpm', '-q', '--qf', format, '--nosignature', '-p', file ]74    rc, out, err = module.run_command(cmd)75    if rc == 0:76        return out77    else:78        module.fail_json(msg='Error from rpm: %s: %s' % (cmd, err))79def query_pkgid_for_file(module, filename):80    return query_rpm_value_for_file(module, filename, '%{PKGID}').strip()81def query_rpm_name_for_file(module, filename):82    return query_rpm_value_for_file(module, filename, '%{NAME}').strip()83def ensure_installed(module, params):84    if params['file']:85        file_pkgid = query_pkgid_for_file(module, params['file'])86        rpm_pkgid  = query_pkgid_for_pkg(module, params['name'])87        if file_pkgid == rpm_pkgid:88            return module.exit_json(changed=False)89        if rpm_install(module, params['file']):90            return module.exit_json(changed=True, name=params['name'],91                                    pkgid=file_pkgid)92    else:93        pkgid = query_pkgid_for_pkg(module, params['name'])94        if pkgid:95            return module.exit_json(changed=False)96        module.fail_json(msg='could not install package %s' % (params['name']))97def ensure_removed(module, params):98    pkgid = query_pkgid_for_pkg(module, params['name'])99    if not pkgid:100        return module.exit_json(changed=False, name=params['name'], pkgid=pkgid)101    if rpm_erase(module, params['name']):102        return module.exit_json(changed=True, name=params['name'], pkgid=pkgid)103def main():104    module = AnsibleModule(105        argument_spec = dict(106            name=dict(),107            state=dict(default='installed', choices=[ 'present', 'absent', 'installed', 'removed' ]),108            file=dict(),109        ),110        required_one_of = [ ['name', 'file'] ]111    )112    params = module.params113    if params['file'] and not params['name']:114        params['name'] = query_rpm_name_for_file(module, params['file'])115    if params['state'] in ['installed', 'present']:...

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