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<p>我正在导入<code>maya.standalone</code>,对其进行初始化,然后将<code>pymel.core as pmc</code>导入到我在powershell中运行的Maya Python解释器中。在这一点上,我得到了很多警告。当我打电话给:<code>xform, shape = pmc.polysphere()</code>之后,我得到警告:<code>name 'xform' is not defined</code></p>
<p><strong>这是pymel导入的输出</strong></p>
<pre><code>> Warning: file: C:/Program
> Files/Autodesk/Maya2016/scripts/startup/initialStartup.mel line 195:
> Y-axis is already the Up-axis Initialized VP2.0 renderer { Version :
> 6.3.16.0. Feature Level 5. Adapter : Intel(R) HD Graphics 4600 Vendor ID: 32902. Device ID : 1046 Driver :
> nvwgf2umx.dll:9.18.13.5306. API : DirectX V.11. Max texture size :
> 16384 * 16384. Max tex coords : 32 Shader versions supported
> (Vertex: 5, Geometry: 5, Pixel 5). Active stereo support available :
> 0 GPU Memory Limit : 2080 MB. CPU Memory Limit: 15472.7 MB. }
> OpenCL evaluator is attempting to initialize OpenCL. Detected 2 OpenCL
> Platforms: 0: Intel(R) Corporation. Intel(R) OpenCL. OpenCL 1.2 .
> Supported extensions: cl_intel_dx9_media_sharing
> cl_khr_byte_addressable_store cl_khr_d3d11_sharing
> cl_khr_dx9_media_sharing cl_khr_gl_sharing
> cl_khr_global_int32_base_atomics cl_khr_global
> _int32_extended_atomics cl_khr_icd cl_khr_local_int32_base_atomics cl_khr_local_int32_extended_atomics 1: NVIDIA Corporation. NVIDIA
> CUDA. OpenCL 1.2 CUDA 7.5.8. Supported extensions:
> cl_khr_byte_addressable_store cl_khr_icd cl_khr_gl_sharing
> cl_nv_compiler_options cl_nv_device_attribute_query
> cl_nv_pragma_unroll cl_nv_d3d9_sharing cl_nv_d3d10_shari ng
> cl_khr_d3d10_sharing cl_nv_d3d11_sharing cl_nv_copy_opts OpenCL
> evaluator choosing OpenCL platform Intel(R) Corporation. Choosing
> OpenCL Device Intel(R) HD Graphics 4600. Device Type: GPU Device is
> available. OpenCL device does not support out of order execution
>
> Error: file: C:/Program
> Files/Autodesk/Maya2016/plug-ins/xgen/scripts/igInitialize.mel line
> 63: ImportError: file <maya console> line 1: No module named xgenm
> Error: Unable to execute igInitialize.mel. Unable to execute
> igInitialize.mel.Error: line 0: ImportError: file <maya console> line
> 1: No module named xgenm Error: Unable to execute xgen.mel. Unable to
> execute xgen.mel.xgmNurbsPatch [u'containerBase', u'entity',
> u'dagNode', u'shape', u'geometryShape', u'deformableShape',
> u'controlPoint', u'surfaceShape', u'THsurfaceShape', u'xgmP atch',
> u'containerBase', u'entity', u'dagNode', u'shape', u'geometryShape',
> u'deformableShape', u'controlPoint', u'surfaceShape',
> u'THsurfaceShape', u'xgmNurbsPatch'] pymel.internal.apicache : WARNING
> : lineage for node xgmNurbsPatch is cyclical: [u'containerBase',
> u'entity', u'dagNode', u'shape', u'geometryShape', u'deformableShape',
> u'controlPoint', u's urfaceShape', u'THsurfaceShape', u'xgmPatch',
> u'containerBase', u'entity', u'dagNode', u'shape', u'geometryShape',
> u'deformableShape', u'controlPoint', u'surfaceShape',
> u'THsurfaceShape', u' xgmNurbsPatch'] xgmSubdPatch [u'containerBase',
> u'entity', u'dagNode', u'shape', u'geometryShape', u'deformableShape',
> u'controlPoint', u'surfaceShape', u'THsurfaceShape', u'xgmPatch',
> u'containerBase', u'e ntity', u'dagNode', u'shape', u'geometryShape',
> u'deformableShape', u'controlPoint', u'surfaceShape',
> u'THsurfaceShape', u'xgmSubdPatch'] pymel.internal.apicache : WARNING
> : lineage for node xgmSubdPatch is cyclical: [u'containerBase',
> u'entity', u'dagNode', u'shape', u'geometryShape', u'deformableShape',
> u'controlPoint', u'su rfaceShape', u'THsurfaceShape', u'xgmPatch',
> u'containerBase', u'entity', u'dagNode', u'shape', u'geometryShape',
> u'deformableShape', u'controlPoint', u'surfaceShape',
> u'THsurfaceShape', u'x gmSubdPatch'] xgmArchiveGuide
> [u'containerBase', u'entity', u'dagNode', u'shape', u'geometryShape',
> u'deformableShape', u'controlPoint', u'surfaceShape',
> u'THsurfaceShape', u'xgmGuide', u'containerBase', u'entity',
> u'dagNode', u'shape', u'geometryShape', u'deformableShape',
> u'controlPoint', u'surfaceShape', u'THsurfaceShape',
> u'xgmArchiveGuide'] pymel.internal.apicache : WARNING : lineage for
> node xgmArchiveGuide is cyclical: [u'containerBase', u'entity',
> u'dagNode', u'shape', u'geometryShape', u'deformableShape',
> u'controlPoint', u 'surfaceShape', u'THsurfaceShape', u'xgmGuide',
> u'containerBase', u'entity', u'dagNode', u'shape', u'geometryShape',
> u'deformableShape', u'controlPoint', u'surfaceShape',
> u'THsurfaceShape', u'xgmArchiveGuide'] xgmCardGuide [u'containerBase',
> u'entity', u'dagNode', u'shape', u'geometryShape', u'deformableShape',
> u'controlPoint', u'surfaceShape', u'THsurfaceShape', u'xgmGuide',
> u'containerBase', u'e ntity', u'dagNode', u'shape', u'geometryShape',
> u'deformableShape', u'controlPoint', u'surfaceShape',
> u'THsurfaceShape', u'xgmCardGuide'] pymel.internal.apicache : WARNING
> : lineage for node xgmCardGuide is cyclical: [u'containerBase',
> u'entity', u'dagNode', u'shape', u'geometryShape', u'deformableShape',
> u'controlPoint', u'su rfaceShape', u'THsurfaceShape', u'xgmGuide',
> u'containerBase', u'entity', u'dagNode', u'shape', u'geometryShape',
> u'deformableShape', u'controlPoint', u'surfaceShape',
> u'THsurfaceShape', u'x gmCardGuide'] xgmSphereGuide [u'containerBase',
> u'entity', u'dagNode', u'shape', u'geometryShape', u'deformableShape',
> u'controlPoint', u'surfaceShape', u'THsurfaceShape', u'xgmGuide',
> u'containerBase', u 'entity', u'dagNode', u'shape', u'geometryShape',
> u'deformableShape', u'controlPoint', u'surfaceShape',
> u'THsurfaceShape', u'xgmSphereGuide'] pymel.internal.apicache :
> WARNING : lineage for node xgmSphereGuide is cyclical:
> [u'containerBase', u'entity', u'dagNode', u'shape', u'geometryShape',
> u'deformableShape', u'controlPoint', u' surfaceShape',
> u'THsurfaceShape', u'xgmGuide', u'containerBase', u'entity',
> u'dagNode', u'shape', u'geometryShape', u'deformableShape',
> u'controlPoint', u'surfaceShape', u'THsurfaceShape', u
> 'xgmSphereGuide'] xgmSplineGuide [u'containerBase', u'entity',
> u'dagNode', u'shape', u'geometryShape', u'deformableShape',
> u'controlPoint', u'surfaceShape', u'THsurfaceShape', u'xgmGuide',
> u'containerBase', u 'entity', u'dagNode', u'shape', u'geometryShape',
> u'deformableShape', u'controlPoint', u'surfaceShape',
> u'THsurfaceShape', u'xgmSplineGuide'] pymel.internal.apicache :
> WARNING : lineage for node xgmSplineGuide is cyclical:
> [u'containerBase', u'entity', u'dagNode', u'shape', u'geometryShape',
> u'deformableShape', u'controlPoint', u' surfaceShape',
> u'THsurfaceShape', u'xgmGuide', u'containerBase', u'entity',
> u'dagNode', u'shape', u'geometryShape', u'deformableShape',
> u'controlPoint', u'surfaceShape', u'THsurfaceShape', u
> 'xgmSplineGuide'] AbcExport v1.0 using Alembic 1.5.4 (built May 8
> 2014 13:47:10) Error: file: C:/Program
> Files/Autodesk/Maya2016/scripts/startup/autoLoadPlugin.mel line 46:
> ImportError: file <maya console> line 1: No module named
> mtoa.lightFilters
>
> API error detected in plugins\mtoa\extension\PxMayaNode.cpp at line
> 222 : (kFailure): Unexpected Internal Failure Error: file: C:/Program
> Files/Autodesk/Maya2016/scripts/startup/autoLoadPlugin.mel line 46:
> ImportError: file <maya console> line 1: No module named
> mtoa.lightFilters
>
> API error detected in plugins\mtoa\extension\PxMayaNode.cpp at line
> 222 : (kFailure): Unexpected Internal Failure Error: file: C:/Program
> Files/Autodesk/Maya2016/scripts/startup/autoLoadPlugin.mel line 46:
> ImportError: file <maya console> line 1: No module named
> mtoa.lightFilters
>
> API error detected in plugins\mtoa\extension\PxMayaNode.cpp at line
> 222 : (kFailure): Unexpected Internal Failure Error: file: C:/Program
> Files/Autodesk/Maya2016/scripts/startup/autoLoadPlugin.mel line 46:
> ImportError: file <maya console> line 1: No module named
> mtoa.lightFilters
>
> API error detected in plugins\mtoa\extension\PxMayaNode.cpp at line
> 222 : (kFailure): Unexpected Internal Failure 00:00:00 359MB ERROR
> | [mtoa] [xgenTranslator] Could not find xgen_procedural in search
> path $ARNOLD_PLUGIN_PATH Error: file: C:/Program
> Files/Autodesk/Maya2016/scripts/startup/autoLoadPlugin.mel line 46:
> ImportError: file <maya console> line 1: No module named
> mtoa.api.extensions
>
> API error detected in plugins\mtoa\extension\ExtensionsManager.cpp at
> line 571 : (kFailure): Unexpected Internal Failure Error: file:
> C:/Program Files/Autodesk/Maya2016/scripts/startup/autoLoadPlugin.mel
> line 46: ImportError: file <maya console> line 1: No module named
> mtoa.api.extensions
>
> API error detected in plugins\mtoa\extension\ExtensionsManager.cpp at
> line 571 : (kFailure): Unexpected Internal Failure Error: file:
> C:/Program Files/Autodesk/Maya2016/scripts/startup/autoLoadPlugin.mel
> line 46: ImportError: file <maya console> line 1: No module named
> mtoa.api.extensions
>
> API error detected in plugins\mtoa\extension\ExtensionsManager.cpp at
> line 571 : (kFailure): Unexpected Internal Failure Error: file:
> C:/Program Files/Autodesk/Maya2016/scripts/startup/autoLoadPlugin.mel
> line 46: ImportError: file <maya console> line 1: No module named
> arnold
>
> API error detected in plugins\mtoa\Main.cpp at line 770 : (kFailure):
> Unexpected Internal Failure 00:00:00 362MB ERROR | Failed to
> import python module 'arnold' Error: Failed to import python module
> 'arnold' aiSkyDomeLight [u'containerBase', u'entity', u'dagNode',
> u'shape', u'geometryShape', u'locator', u'THlocatorShape',
> u'SphereLocator', u'containerBase', u'entity', u'dagNode', u'shape',
> u'geo metryShape', u'locator', u'THlocatorShape', u'aiSkyDomeLight']
> pymel.internal.apicache : WARNING : lineage for node aiSkyDomeLight is
> cyclical: [u'containerBase', u'entity', u'dagNode', u'shape',
> u'geometryShape', u'locator', u'THlocatorShape', u'Sphere Locator',
> u'containerBase', u'entity', u'dagNode', u'shape', u'geometryShape',
> u'locator', u'THlocatorShape', u'aiSkyDomeLight'] aiSky
> [u'containerBase', u'entity', u'dagNode', u'shape', u'geometryShape',
> u'locator', u'THlocatorShape', u'SphereLocator', u'containerBase',
> u'entity', u'dagNode', u'shape', u'geometryShap e', u'locator',
> u'THlocatorShape', u'aiSky'] pymel.internal.apicache : WARNING :
> lineage for node aiSky is cyclical: [u'containerBase', u'entity',
> u'dagNode', u'shape', u'geometryShape', u'locator', u'THlocatorShape',
> u'SphereLocator', u'containerBase', u'entity', u'dagNode', u'shape',
> u'geometryShape', u'locator', u'THlocatorShape', u'aiSky'] Error:
> file: C:/Program
> Files/Autodesk/Maya2016/scripts/startup/autoLoadPlugin.mel line 46:
> initializePlugin function failed (mtoa) AbcImport v1.0 using Alembic
> 1.5.4 (built May 8 2014 13:47:10) BifrostMain plug-in loaded (built Feb 26 2015 18:01:51) Error: file: C:/Program
> Files/Autodesk/Maya2016/scripts/startup/autoLoadPlugin.mel line 46:
> ImportError: file C:/Program
> Files/Autodesk/Maya2016/plug-ins/xgen/plug-ins/xgenMR.py line 9: No m
> odule named xgenm Warning: file: C:/Program
> Files/Autodesk/Maya2016/scripts/startup/autoLoadPlugin.mel line 46:
> Failed to run file: C:/Program
> Files/Autodesk/Maya2016/plug-ins/xgen/plug-ins/xgenMR.py pymel : ERROR
> : Failed to get controlCommand list from xgenMR pymel : ERROR : Failed
> to get modelEditorCommand list from xgenMR pymel : ERROR : Failed to
> get command list from xgenMR pymel : ERROR : Failed to get
> constraintCommand list from xgenMR pymel.core : ERROR : Failed to get
> depend nodes list from xgenMR Error: file: C:/Program
> Files/Autodesk/Maya2016/scripts/startup/autoLoadPlugin.mel line 46:
> (xgenMR)
> >>>
</code></pre>
<p>我正在阅读《实用Maya编程》一书,以下是书中的文本:</p>
<blockquote>
<p>Now we will start digging into Maya and PyMEL. Let's begin by
initializing Maya in the mayapy interpreter so we can use more than
just standard Python functionality. We do this by calling
maya.standalone.initialize, as shown in the following code:</p>
</blockquote>
^{pr2}$
<blockquote>
<p>The import of pymel.core will implicitly call maya.standalone.initialize automatically, but I do it
explicitly here so it's clear what's going on. In the future, you can
generally skip the call to maya.standalone.initialize and just import
pymel.core. </p>
<p>There is a lot we can discover about these PyMEL objects,
which represent Maya nodes, using basic Python. For example, to see
the type of either of our objects, we can use the built-in type
function (we will dig much deeper into types later in this chapter).</p>
</blockquote>
<p>有人能解释一下我在翻译中遇到的错误并提出解决办法吗?在</p>