source: chapter08/flit-core.xml@ 092b86a

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
  "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
  <!ENTITY % general-entities SYSTEM "../general.ent">
  %general-entities;
]>

<sect1 id="ch-system-flit-core" role="wrap">
  <?dbhtml filename="flit-core.html"?>

  <sect1info condition="script">
    <productname>flit-core</productname>
    <productnumber>&flit-core-version;</productnumber>
    <address>&flit-core-url;</address>
  </sect1info>

  <title>Flit-Core-&flit-core-version;</title>

  <indexterm zone="ch-system-flit-core">
    <primary sortas="a-flit-core">Flit-core</primary>
  </indexterm>

  <sect2 role="package">
    <title/>

    <para>Flit-core is the distribution-building parts of Flit (a packaging
    tool for simple Python modules).</para>

    <segmentedlist>
      <segtitle>&buildtime;</segtitle>
      <segtitle>&diskspace;</segtitle>
      <seglistitem>
        <seg>&flit-core-fin-sbu;</seg>
        <seg>&flit-core-fin-du;</seg>
      </seglistitem>
    </segmentedlist>

  </sect2>

  <sect2 role="installation">
    <title>Installation of Flit-Core</title>

    <para>Build the package:</para>

<screen><userinput remap="install">pip3 wheel -w dist --no-cache-dir --no-build-isolation --no-deps $PWD</userinput></screen>

    <para>Install the package:</para>

<screen><userinput remap="install">pip3 install --no-index --no-user --find-links dist flit_core</userinput></screen>

    <variablelist>
      <title>The meaning of the pip3 configuration options and commands:</title>

      <varlistentry>
        <term><command>wheel</command></term>
        <listitem>
           <para>This command builds the wheel archive for this package.</para>
        </listitem>
      </varlistentry>

      <varlistentry>
        <term><parameter>-w dist</parameter></term>
        <listitem>
           <para>Instructs pip to put the created wheel into the
           <filename class='directory'>dist</filename> directory.</para>
        </listitem>
      </varlistentry>

      <varlistentry>
        <term><parameter>--no-cache-dir</parameter></term>
        <listitem>
          <para>Prevents pip from copying the created wheel into the
          <filename class='directory'>/root/.cache/pip</filename>
          directory.</para>
        </listitem>
      </varlistentry>

      <varlistentry>
        <term><command>install</command></term>
        <listitem>
           <para>This command installs the package.</para>
        </listitem>
      </varlistentry>

      <varlistentry>
        <term><parameter>--no-build-isolation</parameter>,
              <parameter>--no-deps</parameter>, and
              <parameter>--no-index</parameter></term>
        <listitem>
          <para>These options prevent fetching files from the online package
          repository (PyPI). If packages are installed in the correct order,
          pip won't need to fetch any files in the first place; these
          options add some safety in case of user error.</para>
        </listitem>
      </varlistentry>

      <varlistentry>
        <term><parameter>--find-links dist</parameter></term>
        <listitem>
           <para>Instructs pip to search for wheel archives in the
           <filename class='directory'>dist</filename> directory.</para>
        </listitem>
      </varlistentry>
    </variablelist>
  </sect2>

  <sect2 id="contents-flit-core" role="content">
    <title>Contents of Flit-Core</title>

    <segmentedlist>
      <segtitle>Installed directory</segtitle>

      <seglistitem>
         <seg>
            /usr/lib/python&python-minor;/site-packages/flit_core and
            /usr/lib/python&python-minor;/site-packages/flit_core-&flit-core-version;.dist-info
         </seg>
      </seglistitem>
    </segmentedlist>

  </sect2>

</sect1>