代码语言：javascript复制
from graphviz import Digraph
s = Digraph('structs', filename='structs_revisited.gv',
node_attr={'shape': 'record'})
s.node('struct1', '<f0> left|<f1> middle|<f2> right')
s.node('struct2', '<f0> one|<f1> two')
s.node('struct3', r'hellonworld |{ b |{c|<here> d|e}| f}| g | h')
s.edges([('struct1:f1', 'struct2:f0'), ('struct1:f2', 'struct3:here')])
s.view()
from graphviz import Digraph
s = Digraph('structs', node_attr={'shape': 'plaintext'})
s.node('struct1', '''<
<TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
<TR>
<TD>left</TD>
<TD PORT="f1">middle</TD>
<TD PORT="f2">right</TD>
</TR>
</TABLE>>''')
s.node('struct2', '''<
<TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
<TR>
<TD PORT="f0">one</TD>
<TD>two</TD>
</TR>
</TABLE>>''')
s.node('struct3', '''<
<TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0" CELLPADDING="4">
<TR>
<TD ROWSPAN="3">hello<BR/>world</TD>
<TD COLSPAN="3">b</TD>
<TD ROWSPAN="3">g</TD>
<TD ROWSPAN="3">h</TD>
</TR>
<TR>
<TD>c</TD>
<TD PORT="here">d</TD>
<TD>e</TD>
</TR>
<TR>
<TD COLSPAN="3">f</TD>
</TR>
</TABLE>>''')
s.edges([('struct1:f1', 'struct2:f0'), ('struct1:f2', 'struct3:here')])
s.view()
from graphviz import Digraph
u = Digraph('unix', filename='unix.gv',
node_attr={'color': 'lightblue2', 'style': 'filled'})
u.attr(size='6,6')
u.edge('5th Edition', '6th Edition')
u.edge('5th Edition', 'PWB 1.0')
u.edge('6th Edition', 'LSX')
u.edge('6th Edition', '1 BSD')
u.edge('6th Edition', 'Mini Unix')
u.edge('6th Edition', 'Wollongong')
u.edge('6th Edition', 'Interdata')
u.edge('Interdata', 'Unix/TS 3.0')
u.edge('Interdata', 'PWB 2.0')
u.edge('Interdata', '7th Edition')
u.edge('7th Edition', '8th Edition')
u.edge('7th Edition', '32V')
u.edge('7th Edition', 'V7M')
u.edge('7th Edition', 'Ultrix-11')
u.edge('7th Edition', 'Xenix')
u.edge('7th Edition', 'UniPlus ')
u.edge('V7M', 'Ultrix-11')
u.edge('8th Edition', '9th Edition')
u.edge('1 BSD', '2 BSD')
u.edge('2 BSD', '2.8 BSD')
u.edge('2.8 BSD', 'Ultrix-11')
u.edge('2.8 BSD', '2.9 BSD')
u.edge('32V', '3 BSD')
u.edge('3 BSD', '4 BSD')
u.edge('4 BSD', '4.1 BSD')
u.edge('4.1 BSD', '4.2 BSD')
u.edge('4.1 BSD', '2.8 BSD')
u.edge('4.1 BSD', '8th Edition')
u.edge('4.2 BSD', '4.3 BSD')
u.edge('4.2 BSD', 'Ultrix-32')
u.edge('PWB 1.0', 'PWB 1.2')
u.edge('PWB 1.0', 'USG 1.0')
u.edge('PWB 1.2', 'PWB 2.0')
u.edge('USG 1.0', 'CB Unix 1')
u.edge('USG 1.0', 'USG 2.0')
u.edge('CB Unix 1', 'CB Unix 2')
u.edge('CB Unix 2', 'CB Unix 3')
u.edge('CB Unix 3', 'Unix/TS ')
u.edge('CB Unix 3', 'PDP-11 Sys V')
u.edge('USG 2.0', 'USG 3.0')
u.edge('USG 3.0', 'Unix/TS 3.0')
u.edge('PWB 2.0', 'Unix/TS 3.0')
u.edge('Unix/TS 1.0', 'Unix/TS 3.0')
u.edge('Unix/TS 3.0', 'TS 4.0')
u.edge('Unix/TS ', 'TS 4.0')
u.edge('CB Unix 3', 'TS 4.0')
u.edge('TS 4.0', 'System V.0')
u.edge('System V.0', 'System V.2')
u.edge('System V.2', 'System V.3')
u.view()
