Features for testing the presence of graphviz¶
- class sage.features.graphviz.Graphviz(*args, **kwds)[source]¶
Bases:
JoinFeatureA
Featuredescribing the presence of thedot,neato, andtwopiexecutables from the graphviz package.EXAMPLES:
sage: from sage.features.graphviz import Graphviz sage: Graphviz().is_present() # optional - graphviz FeatureTestResult('graphviz', True)
>>> from sage.all import * >>> from sage.features.graphviz import Graphviz >>> Graphviz().is_present() # optional - graphviz FeatureTestResult('graphviz', True)
- class sage.features.graphviz.dot(*args, **kwds)[source]¶
Bases:
ExecutableA
Featuredescribing the presence ofdot.
- class sage.features.graphviz.neato(*args, **kwds)[source]¶
Bases:
ExecutableA
Featuredescribing the presence ofneato.
- class sage.features.graphviz.twopi(*args, **kwds)[source]¶
Bases:
ExecutableA
Featuredescribing the presence oftwopi.