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Class for working with depmap files (dependency maps). These are files used
by XMvn to provide mapping between Maven artifacts and file on the
filesystem.
Example usage:
>>> d = Depmap('maven-idea-plugin.xml')
>>> print d.get_java_requires()
1.5
>>> print d.get_provided_artifacts()[0]
org.apache.maven.plugins:maven-idea-plugin:None:None:2.2
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s� Return list of (Artifact, Artifact) tuples.
First part of returned tuple is Maven artifact identification
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c C s. | j j d � } | d k r* | j } n | S( s. Returns JVM version required by depmap or Nones .//requiresJavaN( R
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