def verifyPlugin(pluginName, requiredBy):
"""
Verify that a particular plug-in is loaded and attempt to load it if it
cannot be found.
@param pluginName Name of the plugin without extension
@param requiredBy __file__ member of the caller
"""
try: ampy.indexOf(pluginName, __allPlugins__)
except:
try:
cmds.loadPlugin('%s.py'%pluginName)
cmds.pluginInfo('%s.py'%pluginName, e=True, autoload=True)
except:
sys.stderr.write('Error: Could not locate the %s plug-in. It is required for the %s module.\nPlease ensure that %s.py is located somewhere in your plug-in path.\n'
%(pluginName, os.path.basename(requiredBy), pluginName))
def verifyPlugin(pluginName, requiredBy):
"""
Verify that a particular plug-in is loaded and attempt to load it if it
cannot be found.
@param pluginName Name of the plugin without extension
@param requiredBy __file__ member of the caller
"""
try:
ampy.indexOf(pluginName, __allPlugins__)
except:
try:
cmds.loadPlugin('%s.py' % pluginName)
cmds.pluginInfo('%s.py' % pluginName, e=True, autoload=True)
except:
sys.stderr.write(
'Error: Could not locate the %s plug-in. It is required for the %s module.\nPlease ensure that %s.py is located somewhere in your plug-in path.\n'
% (pluginName, os.path.basename(requiredBy), pluginName))
def verifyNode(nodeName):
"""Verify the existence of a DG node, primarily for validating user input."""
allObjects = cmds.ls()
if ampy.indexOf(nodeName, allObjects) == None:
# if nodeName is a DAG node then we need to test further possibilities
# if nodeName exists but is not unique, then a full path must be provided
msg = None
for node in allObjects:
if node.find('|%s'%nodeName) > -1:
raiseExceptionWithMessage('%s is not a unique object name. Please specify the complete DAG path.'%nodeName, 1)
# see if nodeName is a full path for a unique object, in which case it won't look the same as that returned by cmds.ls
for node in allObjects:
if nodeName[nodeName.rfind(node):nodeName.rfind(node)+len(node)] == node: return True
raiseExceptionWithMessage('%s is not a valid object name. Please ensure that you have entered it correctly.'%nodeName, 1)
