application_2.xml

<?xml version="1.0" encoding="UTF-8"?>
<symfony name="My Symfony application" version="v1.0">
  <commands>
    <command id="help" name="help">
      <usages>
        <usage>help [--format FORMAT] [--raw] [--] [&lt;command_name&gt;]</usage>
      </usages>
      <description>Displays help for a command</description>
      <help>The &lt;info&gt;help&lt;/info&gt; command displays help for a given command:
 
   &lt;info&gt;php app/console help list&lt;/info&gt;
 
 You can also output the help in other formats by using the &lt;comment&gt;--format&lt;/comment&gt; option:
 
   &lt;info&gt;php app/console help --format=xml list&lt;/info&gt;
 
 To display the list of available commands, please use the &lt;info&gt;list&lt;/info&gt; command.</help>
      <arguments>
        <argument name="command_name" is_required="0" is_array="0">
          <description>The command name</description>
          <defaults>
            <default>help</default>
          </defaults>
        </argument>
      </arguments>
      <options>
        <option name="--format" shortcut="" accept_value="1" is_value_required="1" is_multiple="0">
          <description>The output format (txt, xml, json, or md)</description>
          <defaults>
            <default>txt</default>
          </defaults>
        </option>
        <option name="--raw" shortcut="" accept_value="0" is_value_required="0" is_multiple="0">
          <description>To output raw command help</description>
        </option>
        <option name="--help" shortcut="-h" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Display this help message</description>
        </option>
        <option name="--quiet" shortcut="-q" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Do not output any message</description>
        </option>
        <option name="--verbose" shortcut="-v" shortcuts="-v|-vv|-vvv" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Increase the verbosity of messages: 1 for normal output, 2 for more verbose output and 3 for debug</description>
        </option>
        <option name="--version" shortcut="-V" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Display this application version</description>
        </option>
        <option name="--ansi" shortcut="" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Force ANSI output</description>
        </option>
        <option name="--no-ansi" shortcut="" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Disable ANSI output</description>
        </option>
        <option name="--no-interaction" shortcut="-n" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Do not ask any interactive question</description>
        </option>
      </options>
    </command>
    <command id="list" name="list">
      <usages>
        <usage>list [--raw] [--format FORMAT] [--] [&lt;namespace&gt;]</usage>
      </usages>
      <description>Lists commands</description>
      <help>The &lt;info&gt;list&lt;/info&gt; command lists all commands:
 
   &lt;info&gt;php app/console list&lt;/info&gt;
 
 You can also display the commands for a specific namespace:
 
   &lt;info&gt;php app/console list test&lt;/info&gt;
 
 You can also output the information in other formats by using the &lt;comment&gt;--format&lt;/comment&gt; option:
 
   &lt;info&gt;php app/console list --format=xml&lt;/info&gt;
 
 It's also possible to get raw list of commands (useful for embedding command runner):
 
   &lt;info&gt;php app/console list --raw&lt;/info&gt;</help>
      <arguments>
        <argument name="namespace" is_required="0" is_array="0">
          <description>The namespace name</description>
          <defaults/>
        </argument>
      </arguments>
      <options>
        <option name="--raw" shortcut="" accept_value="0" is_value_required="0" is_multiple="0">
          <description>To output raw command list</description>
        </option>
        <option name="--format" shortcut="" accept_value="1" is_value_required="1" is_multiple="0">
          <description>The output format (txt, xml, json, or md)</description>
          <defaults>
            <default>txt</default>
          </defaults>
        </option>
      </options>
    </command>
    <command id="descriptor:command1" name="descriptor:command1">
      <usages>
        <usage>descriptor:command1</usage>
        <usage>alias1</usage>
        <usage>alias2</usage>
      </usages>
      <description>command 1 description</description>
      <help>command 1 help</help>
      <arguments/>
      <options>
        <option name="--help" shortcut="-h" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Display this help message</description>
        </option>
        <option name="--quiet" shortcut="-q" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Do not output any message</description>
        </option>
        <option name="--verbose" shortcut="-v" shortcuts="-v|-vv|-vvv" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Increase the verbosity of messages: 1 for normal output, 2 for more verbose output and 3 for debug</description>
        </option>
        <option name="--version" shortcut="-V" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Display this application version</description>
        </option>
        <option name="--ansi" shortcut="" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Force ANSI output</description>
        </option>
        <option name="--no-ansi" shortcut="" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Disable ANSI output</description>
        </option>
        <option name="--no-interaction" shortcut="-n" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Do not ask any interactive question</description>
        </option>
      </options>
    </command>
    <command id="descriptor:command2" name="descriptor:command2">
      <usages>
        <usage>descriptor:command2 [-o|--option_name] [--] &lt;argument_name&gt;</usage>
        <usage>descriptor:command2 -o|--option_name &lt;argument_name&gt;</usage>
        <usage>descriptor:command2 &lt;argument_name&gt;</usage>
      </usages>
      <description>command 2 description</description>
      <help>command 2 help</help>
      <arguments>
        <argument name="argument_name" is_required="1" is_array="0">
          <description></description>
          <defaults/>
        </argument>
      </arguments>
      <options>
        <option name="--option_name" shortcut="-o" accept_value="0" is_value_required="0" is_multiple="0">
          <description></description>
        </option>
        <option name="--help" shortcut="-h" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Display this help message</description>
        </option>
        <option name="--quiet" shortcut="-q" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Do not output any message</description>
        </option>
        <option name="--verbose" shortcut="-v" shortcuts="-v|-vv|-vvv" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Increase the verbosity of messages: 1 for normal output, 2 for more verbose output and 3 for debug</description>
        </option>
        <option name="--version" shortcut="-V" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Display this application version</description>
        </option>
        <option name="--ansi" shortcut="" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Force ANSI output</description>
        </option>
        <option name="--no-ansi" shortcut="" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Disable ANSI output</description>
        </option>
        <option name="--no-interaction" shortcut="-n" accept_value="0" is_value_required="0" is_multiple="0">
          <description>Do not ask any interactive question</description>
        </option>
      </options>
    </command>
  </commands>
  <namespaces>
    <namespace id="_global">
      <command>alias1</command>
      <command>alias2</command>
      <command>help</command>
      <command>list</command>
    </namespace>
    <namespace id="descriptor">
      <command>descriptor:command1</command>
      <command>descriptor:command2</command>
    </namespace>
  </namespaces>
</symfony>