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script/__Lib/diffcalc-2.1/diffcmd/diffcmd_utils.py

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+#
+# General utility functions to handle Diffcalc commands
+#
+
+from gda.jython.commands.GeneralCommands import alias
+
+try:
+    import gda
+    GDA = True  
+except ImportError:
+    GDA = False
+
+
+
+def alias_commands(global_namespace_dict):
+    """Alias commands left in global_namespace_dict by previous import from
+    diffcalc.
+
+    This is the equivalent of diffcmd/ipython/magic_commands() for use
+    when IPython is not available
+    """
+    gnd = global_namespace_dict
+    global GLOBAL_NAMESPACE_DICT
+    GLOBAL_NAMESPACE_DICT = gnd
+    print "Aliasing commands"
+    
+    ### Alias commands in namespace ###
+    commands = gnd['hkl_commands_for_help']
+    commands += gnd['ub_commands_for_help']
+    if not GDA:  # TODO: encapsulation issue: this should be done outside this function!
+        commands.append(gnd['pos'])
+        commands.append(gnd['scan'])       
+    aliased_names = []
+
+    for f in commands:
+        # Skip section headers like 'Motion'
+        if not hasattr(f, '__call__'):
+            continue
+        
+        alias(f.__name__)
+        aliased_names.append(f.__name__)
+
+    print "Aliased commands: " + ' '.join(aliased_names)