<title>Sharing Data</title>

<para>

The global dictionary <varname>SD</varname> is available to store

data betweenfunction calls. This variable is private static data.

privatedata betweenrepeated calls to the same function.

The global dictionary <varname>GD</varname> is public data,

available to all Python functions within a session. Use with

that isavailable to all Python functions within a session; use with

care.<indexterm><primary>global data</>

<secondary>in PL/Python</></indexterm>

</para>