[cig-commits] r6268 - cs/pythia/trunk/pyre/applications

[leif at geodynamics.org]

Author: leif
Date: 2007-03-15 15:09:09 -0700 (Thu, 15 Mar 2007)
New Revision: 6268

Modified:
   cs/pythia/trunk/pyre/applications/Executive.py
   cs/pythia/trunk/pyre/applications/Shell.py
Log:
Initial, rough implementation of "--version".


Modified: cs/pythia/trunk/pyre/applications/Executive.py
===================================================================
--- cs/pythia/trunk/pyre/applications/Executive.py	2007-03-15 20:45:19 UTC (rev 6267)
+++ cs/pythia/trunk/pyre/applications/Executive.py	2007-03-15 22:09:09 UTC (rev 6268)
@@ -168,6 +168,21 @@
         return
 
 
+    def version(self):
+        from merlin import get_provider, Requirement
+        try:
+            req = self.requires()
+        except ImportError:
+            print "Please consider writing version info for this application."
+            return
+        req = Requirement.parse(req)
+        provider = get_provider(req)
+        # NYI: make this pretty
+        for line in provider.get_metadata_lines("PKG-INFO"):
+            print line
+        return
+
+
     def __init__(self):
         self.arg0 = self.name
         self._requires = None

Modified: cs/pythia/trunk/pyre/applications/Shell.py
===================================================================
--- cs/pythia/trunk/pyre/applications/Shell.py	2007-03-15 20:45:19 UTC (rev 6267)
+++ cs/pythia/trunk/pyre/applications/Shell.py	2007-03-15 22:09:09 UTC (rev 6268)
@@ -24,6 +24,9 @@
 class Shell(Configurable):
 
 
+    import pyre.inventory
+    version = pyre.inventory.bool("version")
+    
     import pyre.hooks
     excepthook = pyre.hooks.facility("excepthook", family="excepthook",
                                      default=defaultExceptHook)
@@ -113,6 +116,8 @@
         action = action and getattr(app, action)
         if action:
             action()
+        elif self.version:
+            app.version()
         elif app._helpRequested:
             app.help()
         else: