[x3d-public] need help installing python (x3d.py) on Kubuntu Groovy Gorilla

John Carlson yottzumm at gmail.com
Thu Jan 21 00:04:23 PST 2021


I figured out I needed to set PYTHONPATH just as I sent previous email. Duh!

Now running into this.  From what I've read, it's due to not setting the 
encoding in the python file (see http link below). Mentioned in a prior 
message too.


John

      [echo] ###############################################
      [echo] # Self-test diagnostics
      [echo] ###############################################
      [echo]
      [echo] if        metaDiagnostics(newModel): # built-in utility 
method in X3D class
      [echo]     print(metaDiagnostics(newModel))
      [echo] print('check  newModel.XML() serialization...')
      [echo] newModelXML = newModel.XML() # test export method XML() for 
exceptions
      [echo] # print(newModelXML) # debug
      [echo]
      [echo] print ("python x3d.py load successful for 
BackgroundCollection.py")
      [echo] ===========================================
      [echo] Loading local x3d.py package in python to check for 
correctness...
      [echo]   then test BackgroundCollection.py execution and 
self-validation:
      [echo]   python examples/BackgroundCollection.py
      [exec] Traceback (most recent call last):
      [exec]   File "examples/BackgroundCollection.py", line 21, in <module>
      [exec]     from x3d import *
      [exec]   File 
"/c/x3d-code/www.web3d.org/x3d/stylesheets/python/x3d/x3d.py", line 269
      [exec] SyntaxError: Non-ASCII character '\xc3' in file 
/c/x3d-code/www.web3d.org/x3d/stylesheets/python/x3d/x3d.py on line 269, 
but no encoding declared; see http://python.org/dev/peps/pep-0263/ for 
details
      [exec] Result: 1
      [echo] convert.X3dToPython.xslt conversion of 
BackgroundCollection.x3d to BackgroundCollection.py complete.
      [echo] ===========================================

BUILD SUCCESSFUL
Total time: 5 seconds


On 1/21/21 1:59 AM, John Carlson wrote:
>  Do I just need privileges?  Or should there be an encoding at the top 
> of python files?
>
> Can someone repeat this?  I'm finding it hard to read ant output.
>
> (also, there is an ant target create.X3DPSAIL)
>
> $ pip install x3d
> Requirement already satisfied: x3d in 
> /home/coderextreme/.local/lib/python3.8/site-packages (0.0.37)
>
> $ ant test.X3DPSAIL
> Buildfile: /c/x3d-code/www.web3d.org/x3d/stylesheets/build.xml
>   [taskdef] Could not load definitions from resource 
> net/sf/antcontrib/antcontrib.properties. It could not be found.
>
> test.X3DPSAIL:
>   [taskdef] Could not load definitions from resource 
> net/sf/antcontrib/antcontrib.properties. It could not be found.
>
> test.x3d.py.local:
>      [echo] Loading local x3d.py package in python to check for 
> correctness...
>      [echo] $X3dPackageSubdirectory=x3d, 
> $X3dPackageSubdirectoryLocation=/c/x3d-code/www.web3d.org/x3d/stylesheets/python/x3d
>      [exec] python: can't open file 'x3d.py': [Errno 2] No such file 
> or directory
>      [exec] Result: 2
>      [echo] ===========================================
>   [taskdef] Could not load definitions from resource 
> net/sf/antcontrib/antcontrib.properties. It could not be found.
>
> versions:
>   [taskdef] Could not load definitions from resource 
> net/sf/antcontrib/antcontrib.properties. It could not be found.
>
> versions:
>      [echo] ant -version
>      [exec] Apache Ant(TM) version 1.10.9 compiled on September 27 2020
>      [echo] java -version
>      [exec] openjdk version "15" 2020-09-15
>      [exec] OpenJDK Runtime Environment (build 15+36-Ubuntu-1)
>      [exec] OpenJDK 64-Bit Server VM (build 15+36-Ubuntu-1, mixed 
> mode, sharing)
>      [echo] python -version
>      [exec] Python 2.7.18
>      [echo] saxon -? help
>      [echo]
>      [echo]   ANT_HOME=${env.ANT_HOME}
>      [echo]  JAVA_HOME=${env.JAVA_HOME}
>      [echo] PYTHONHOME=${env.PYTHONHOME}
>      [echo] PYTHONPATH=${env.PYTHONPATH}
>      [echo] Check for X3DJSAIL X3DJSAIL.4.0.full.jar or 
> X3DJSAIL.4.0.classes.jar
>      [echo] CLASSPATH=${env.CLASSPATH}
>      [echo] javac source/target      $java.source=1.8
>      [echo] Java/JVM version    $ant.java.version=15
>      [echo] Java/JVM detail version $java.version=15
>      [echo] Ant version              $ant.version=Apache Ant(TM) 
> version 1.10.9 compiled on September 27 2020
>      [echo] Check for node.js installation from https://nodejs.org
>      [exec] v12.18.2
>      [echo] Configuration settings: 
> https://savage.nps.edu/Savage/developers.html
>      [echo] ===========================================
>
> examples:
>   [taskdef] Could not load definitions from resource 
> net/sf/antcontrib/antcontrib.properties. It could not be found.
>
> set.local.PYTHONPATH:
>      [echo] local.PYTHONPATH=x3d
>
> test.x3d.py:
>      [echo] Loading active PYTHONPATH x3d.py package in python to 
> check for correctness...
>      [exec] python: can't open file 'x3d.py': [Errno 2] No such file 
> or directory
>      [exec] Result: 2
>      [echo] ===========================================
>   [taskdef] Could not load definitions from resource 
> net/sf/antcontrib/antcontrib.properties. It could not be found.
>
> examples.HelloWorld.prefixed:
>      [echo] Convert and test verbose approach using HelloWorldPrefixed.py
>   [taskdef] Could not load definitions from resource 
> net/sf/antcontrib/antcontrib.properties. It could not be found.
>
> convert.X3dToPython.xslt.prefixed:
>    [delete] Deleting: 
> /c/x3d-code/www.web3d.org/x3d/stylesheets/python/examples/HelloWorldPrefixed.py
>   [taskdef] Could not load definitions from resource 
> net/sf/antcontrib/antcontrib.properties. It could not be found.
>
> set.local.PYTHONPATH:
>      [echo] local.PYTHONPATH=x3d
>
> convert.X3dToPython.xslt:
>      [echo] ===========================================
>    [delete] Deleting 
> /c/x3d-code/www.web3d.org/x3d/stylesheets/python/examples/HelloWorld.py
>      [echo] ===========================================
>      [echo] convert.X3dToPython.xslt conversion of HelloWorld.x3d to 
> HelloWorld.py complete.
>      [echo] ###############################################
>      [echo] #
>      [echo] # Now available: developmental python x3d.py package on 
> PyPi for import.
>      [echo] #   This approach greatly simplifies Python X3D deployment 
> and use.
>      [echo] #   https://pypi.org/project/x3d
>      [echo] #
>      [echo] # Installation:
>      [echo] #       pip install x3d
>      [echo] # or
>      [echo] #       python -m pip install x3d
>      [echo] #
>      [echo] # Developer options for loading x3d package:
>      [echo] #
>      [echo] #    from x3d import *  # preferred approach, terser 
> source that avoids x3d.* class prefixes
>      [echo] #
>      [echo] # or
>      [echo] #    import x3d         # traditional way to subclass x3d 
> package, all classes require x3d.* prefix
>      [echo] #                       # but python source is very 
> verbose, for example x3d.Material x3d.Shape etc.
>      [echo] #                       # X3dToPython.xslt stylesheet 
> insertPackagePrefix=true supports this option.
>      [echo]
>      [echo] import x3d
>      [echo]
>      [echo] ###############################################
>      [echo]
>      [echo] #  comment preceding root node
>      [echo] newModel=x3d.X3D(profile='Immersive',version='3.3',
>      [echo]   head=x3d.head(
>      [echo]     children=[
>      [echo]     x3d.meta(content='HelloWorld.x3d',name='title'),
>      [echo]     x3d.meta(content='Simple X3D scene example: Hello 
> World!',name='description'),
>      [echo]     x3d.meta(content='30 October 2000',name='created'),
>      [echo]     x3d.meta(content='31 October 2019',name='modified'),
>      [echo]     x3d.meta(content='Don Brutzman',name='creator'),
>      [echo] x3d.meta(content='HelloWorld.tall.png',name='Image'),
>      [echo] 
> x3d.meta(content='http://en.wikipedia.org/wiki/Hello_world',name='reference'),
>      [echo] 
> x3d.meta(content='https://en.wikipedia.org/wiki/Hello#.22Hello.2C_World.22_computer_program',name='reference'),
>      [echo] 
> x3d.meta(content='https://en.wikipedia.org/wiki/"Hello,_World!"_program',name='reference'),
>      [echo] 
> x3d.meta(content='http://en.wikibooks.org/w/index.php?title=Computer_Programming/Hello_world',name='reference'),
>      [echo] 
> x3d.meta(content='http://www.HelloWorldExample.net',name='reference'),
>      [echo] x3d.meta(content='http://www.web3D.org',name='reference'),
>      [echo] 
> x3d.meta(content='http://www.web3d.org/realtime-3d/news/internationalization-x3d',name='reference'),
>      [echo] 
> x3d.meta(content='http://www.web3d.org/x3d/content/examples/HelloWorld.x3d',name='reference'),
>      [echo] 
> x3d.meta(content='http://X3dGraphics.com/examples/X3dForAdvancedModeling/HelloWorldScenes',name='reference'),
>      [echo] 
> x3d.meta(content='http://X3dGraphics.com/examples/X3dForWebAuthors/Chapter01TechnicalOverview/HelloWorld.x3d',name='identifier'),
>      [echo] 
> x3d.meta(content='http://www.web3d.org/x3d/content/examples/license.html',name='license'),
>      [echo]     x3d.meta(content='X3D-Edit 3.3, 
> https://savage.nps.edu/X3D-Edit',name='generator'),
>      [echo]     #  Alternate encodings: VRML97, X3D ClassicVRML 
> Encoding, X3D Compressed Binary Encoding (CBE), X3DOM, JSON
>      [echo] x3d.meta(content='HelloWorld.wrl',name='reference'),
>      [echo] x3d.meta(content='HelloWorld.x3dv',name='reference'),
>      [echo] x3d.meta(content='HelloWorld.x3db',name='reference'),
>      [echo] x3d.meta(content='HelloWorld.xhtml',name='reference'),
>      [echo] x3d.meta(content='HelloWorld.json',name='reference')]),
>      [echo]   Scene=x3d.Scene(
>      [echo]     #  Example scene to illustrate X3D nodes and fields 
> (XML elements and attributes)
>      [echo]     children=[
>      [echo]     x3d.WorldInfo(title='Hello World!'),
>      [echo]     x3d.Group(
>      [echo]       children=[
>      [echo] 
> x3d.Viewpoint(DEF='ViewUpClose',centerOfRotation=(0,-1,0),description='Hello 
> world!',position=(0,-1,7)),
>      [echo]       #  insert commas to test removal when converted to ttl
>      [echo] x3d.Transform(DEF='TestWhitespaceCommas',rotation=(0,1,0,3),
>      [echo]         children=[
>      [echo]         x3d.Shape(
>      [echo]           geometry=x3d.Sphere(),
>      [echo]           appearance=x3d.Appearance(
>      [echo] 
> material=x3d.Material(DEF='MaterialLightBlue',diffuseColor=(0.1,0.5,1)),
>      [echo] 
> texture=x3d.ImageTexture(DEF='ImageCloudlessEarth',url=["earth-topo.png","earth-topo.jpg","earth-topo-small.gif","http://www.web3d.org/x3d/content/examples/Basic/earth-topo.png","http://www.web3d.org/x3d/content/examples/Basic/earth-topo.jpg","http://www.web3d.org/x3d/content/examples/Basic/earth-topo-small.gif"])))]),
>      [echo]       x3d.Transform(translation=(0,-2,0),
>      [echo]         children=[
>      [echo]         x3d.Shape(
>      [echo] 
> geometry=x3d.Text(DEF='TextMessage',string=["Hello","world!"],
>      [echo] fontStyle=x3d.FontStyle(justify=["MIDDLE","MIDDLE"])),
>      [echo]           appearance=x3d.Appearance(
>      [echo] material=x3d.Material(USE='MaterialLightBlue')))])])])
>      [echo] ) # X3D model complete
>      [echo]
>      [echo] ###############################################
>      [echo] # Self-test diagnostics
>      [echo] ###############################################
>      [echo]
>      [echo] if        x3d.metaDiagnostics(newModel): # built-in 
> utility method in X3D class
>      [echo]     print(x3d.metaDiagnostics(newModel))
>      [echo] print('check  newModel.XML() serialization...')
>      [echo] newModelXML = newModel.XML() # test export method XML() 
> for exceptions
>      [echo] # print(newModelXML) # debug
>      [echo]
>      [echo] print ("python x3d.py load successful for HelloWorld.py")
>      [echo] ===========================================
>      [echo] Loading local x3d.py package in python to check for 
> correctness...
>      [echo]   then test HelloWorld.py execution and self-validation:
>      [echo]   python examples/HelloWorld.py
>      [exec] Traceback (most recent call last):
>      [exec]   File "examples/HelloWorld.py", line 21, in <module>
>      [exec]     import x3d
>      [exec] ImportError: No module named x3d
>      [exec] Result: 1
>      [echo] convert.X3dToPython.xslt conversion of HelloWorld.x3d to 
> HelloWorld.py complete.
>      [echo] ===========================================
>      [move] Moving 1 file to 
> /c/x3d-code/www.web3d.org/x3d/stylesheets/python/examples
>      [move] Attempting to rename: 
> /c/x3d-code/www.web3d.org/x3d/stylesheets/python/examples/HelloWorld.py 
> to 
> /c/x3d-code/www.web3d.org/x3d/stylesheets/python/examples/HelloWorldPrefixed.py
>      [echo] ===========================================
>   [taskdef] Could not load definitions from resource 
> net/sf/antcontrib/antcontrib.properties. It could not be found.
>
> examples.HelloWorld:
>   [taskdef] Could not load definitions from resource 
> net/sf/antcontrib/antcontrib.properties. It could not be found.
>
> set.local.PYTHONPATH:
>      [echo] local.PYTHONPATH=x3d
>
> convert.X3dToPython.xslt:
>      [echo] ===========================================
>      [echo] ===========================================
>      [echo] convert.X3dToPython.xslt conversion of HelloWorld.x3d to 
> HelloWorld.py complete.
>      [echo] ###############################################
>      [echo] #
>      [echo] # Now available: developmental python x3d.py package on 
> PyPi for import.
>      [echo] #   This approach greatly simplifies Python X3D deployment 
> and use.
>      [echo] #   https://pypi.org/project/x3d
>      [echo] #
>      [echo] # Installation:
>      [echo] #       pip install x3d
>      [echo] # or
>      [echo] #       python -m pip install x3d
>      [echo] #
>      [echo] # Developer options for loading x3d package:
>      [echo] #
>      [echo] #    from x3d import *  # preferred approach, terser 
> source that avoids x3d.* class prefixes
>      [echo] #
>      [echo] # or
>      [echo] #    import x3d         # traditional way to subclass x3d 
> package, all classes require x3d.* prefix
>      [echo] #                       # but python source is very 
> verbose, for example x3d.Material x3d.Shape etc.
>      [echo] #                       # X3dToPython.xslt stylesheet 
> insertPackagePrefix=true supports this option.
>      [echo]
>      [echo] from x3d import *
>      [echo]
>      [echo] ###############################################
>      [echo]
>      [echo] #  comment preceding root node
>      [echo] newModel=X3D(profile='Immersive',version='3.3',
>      [echo]   head=head(
>      [echo]     children=[
>      [echo]     meta(content='HelloWorld.x3d',name='title'),
>      [echo]     meta(content='Simple X3D scene example: Hello 
> World!',name='description'),
>      [echo]     meta(content='30 October 2000',name='created'),
>      [echo]     meta(content='31 October 2019',name='modified'),
>      [echo]     meta(content='Don Brutzman',name='creator'),
>      [echo]     meta(content='HelloWorld.tall.png',name='Image'),
>      [echo] 
> meta(content='http://en.wikipedia.org/wiki/Hello_world',name='reference'),
>      [echo] 
> meta(content='https://en.wikipedia.org/wiki/Hello#.22Hello.2C_World.22_computer_program',name='reference'),
>      [echo] 
> meta(content='https://en.wikipedia.org/wiki/"Hello,_World!"_program',name='reference'),
>      [echo] 
> meta(content='http://en.wikibooks.org/w/index.php?title=Computer_Programming/Hello_world',name='reference'),
>      [echo] 
> meta(content='http://www.HelloWorldExample.net',name='reference'),
>      [echo] meta(content='http://www.web3D.org',name='reference'),
>      [echo] 
> meta(content='http://www.web3d.org/realtime-3d/news/internationalization-x3d',name='reference'),
>      [echo] 
> meta(content='http://www.web3d.org/x3d/content/examples/HelloWorld.x3d',name='reference'),
>      [echo] 
> meta(content='http://X3dGraphics.com/examples/X3dForAdvancedModeling/HelloWorldScenes',name='reference'),
>      [echo] 
> meta(content='http://X3dGraphics.com/examples/X3dForWebAuthors/Chapter01TechnicalOverview/HelloWorld.x3d',name='identifier'),
>      [echo] 
> meta(content='http://www.web3d.org/x3d/content/examples/license.html',name='license'),
>      [echo]     meta(content='X3D-Edit 3.3, 
> https://savage.nps.edu/X3D-Edit',name='generator'),
>      [echo]     #  Alternate encodings: VRML97, X3D ClassicVRML 
> Encoding, X3D Compressed Binary Encoding (CBE), X3DOM, JSON
>      [echo]     meta(content='HelloWorld.wrl',name='reference'),
>      [echo]     meta(content='HelloWorld.x3dv',name='reference'),
>      [echo]     meta(content='HelloWorld.x3db',name='reference'),
>      [echo]     meta(content='HelloWorld.xhtml',name='reference'),
>      [echo] meta(content='HelloWorld.json',name='reference')]),
>      [echo]   Scene=Scene(
>      [echo]     #  Example scene to illustrate X3D nodes and fields 
> (XML elements and attributes)
>      [echo]     children=[
>      [echo]     WorldInfo(title='Hello World!'),
>      [echo]     Group(
>      [echo]       children=[
>      [echo] 
> Viewpoint(DEF='ViewUpClose',centerOfRotation=(0,-1,0),description='Hello 
> world!',position=(0,-1,7)),
>      [echo]       #  insert commas to test removal when converted to ttl
>      [echo] Transform(DEF='TestWhitespaceCommas',rotation=(0,1,0,3),
>      [echo]         children=[
>      [echo]         Shape(
>      [echo]           geometry=Sphere(),
>      [echo]           appearance=Appearance(
>      [echo] 
> material=Material(DEF='MaterialLightBlue',diffuseColor=(0.1,0.5,1)),
>      [echo] 
> texture=ImageTexture(DEF='ImageCloudlessEarth',url=["earth-topo.png","earth-topo.jpg","earth-topo-small.gif","http://www.web3d.org/x3d/content/examples/Basic/earth-topo.png","http://www.web3d.org/x3d/content/examples/Basic/earth-topo.jpg","http://www.web3d.org/x3d/content/examples/Basic/earth-topo-small.gif"])))]),
>      [echo]       Transform(translation=(0,-2,0),
>      [echo]         children=[
>      [echo]         Shape(
>      [echo] geometry=Text(DEF='TextMessage',string=["Hello","world!"],
>      [echo] fontStyle=FontStyle(justify=["MIDDLE","MIDDLE"])),
>      [echo]           appearance=Appearance(
>      [echo] material=Material(USE='MaterialLightBlue')))])])])
>      [echo] ) # X3D model complete
>      [echo]
>      [echo] ###############################################
>      [echo] # Self-test diagnostics
>      [echo] ###############################################
>      [echo]
>      [echo] if        metaDiagnostics(newModel): # built-in utility 
> method in X3D class
>      [echo]     print(metaDiagnostics(newModel))
>      [echo] print('check  newModel.XML() serialization...')
>      [echo] newModelXML = newModel.XML() # test export method XML() 
> for exceptions
>      [echo] # print(newModelXML) # debug
>      [echo]
>      [echo] print ("python x3d.py load successful for HelloWorld.py")
>      [echo] ===========================================
>      [echo] Loading local x3d.py package in python to check for 
> correctness...
>      [echo]   then test HelloWorld.py execution and self-validation:
>      [echo]   python examples/HelloWorld.py
>      [exec] Traceback (most recent call last):
>      [exec]   File "examples/HelloWorld.py", line 21, in <module>
>      [exec]     from x3d import *
>      [exec] ImportError: No module named x3d
>      [exec] Result: 1
>      [echo] convert.X3dToPython.xslt conversion of HelloWorld.x3d to 
> HelloWorld.py complete.
>      [echo] ===========================================
>   [taskdef] Could not load definitions from resource 
> net/sf/antcontrib/antcontrib.properties. It could not be found.
>
> set.local.PYTHONPATH:
>      [echo] local.PYTHONPATH=x3d
>
> examples.SmokeTests:
>      [echo] Run PythonX3dSmokeTests.py in python using local build of 
> Python x3d package
>      [echo]   python examples/PythonX3dSmokeTests.py
>      [exec]   File "examples/PythonX3dSmokeTests.py", line 50
>      [exec]     print ('SFBool     isValidSFBool(test)=' + 
> str(isValidSFBool(test)), flush=True)
> [exec] ^
>      [exec] SyntaxError: invalid syntax
>      [exec] Result: 1
>      [echo] test.X3dToPython.SmokeTests complete.
>      [echo] ===========================================
>   [taskdef] Could not load definitions from resource 
> net/sf/antcontrib/antcontrib.properties. It could not be found.
>
> examples.BackgroundCollection:
>   [taskdef] Could not load definitions from resource 
> net/sf/antcontrib/antcontrib.properties. It could not be found.
>
> set.local.PYTHONPATH:
>      [echo] local.PYTHONPATH=x3d
>
> convert.X3dToPython.xslt:
>      [echo] ===========================================
>    [delete] Deleting 
> /c/x3d-code/www.web3d.org/x3d/stylesheets/python/examples/BackgroundCollection.py
>      [echo] ===========================================
>      [echo] convert.X3dToPython.xslt conversion of 
> BackgroundCollection.x3d to BackgroundCollection.py complete.
>      [echo] ###############################################
>      [echo] #
>      [echo] # Now available: developmental python x3d.py package on 
> PyPi for import.
>      [echo] #   This approach greatly simplifies Python X3D deployment 
> and use.
>      [echo] #   https://pypi.org/project/x3d
>      [echo] #
>      [echo] # Installation:
>      [echo] #       pip install x3d
>      [echo] # or
>      [echo] #       python -m pip install x3d
>      [echo] #
>      [echo] # Developer options for loading x3d package:
>      [echo] #
>      [echo] #    from x3d import *  # preferred approach, terser 
> source that avoids x3d.* class prefixes
>      [echo] #
>      [echo] # or
>      [echo] #    import x3d         # traditional way to subclass x3d 
> package, all classes require x3d.* prefix
>      [echo] #                       # but python source is very 
> verbose, for example x3d.Material x3d.Shape etc.
>      [echo] #                       # X3dToPython.xslt stylesheet 
> insertPackagePrefix=true supports this option.
>      [echo]
>      [echo] from x3d import *
>      [echo]
>      [echo] ###############################################
>      [echo]
>      [echo] newModel=X3D(profile='Interchange',version='3.3',
>      [echo]   head=head(
>      [echo]     children=[
>      [echo] meta(content='BackgroundCollection.x3d',name='title'),
>      [echo]     meta(content='Collection of example Background nodes 
> for author reuse, browse by selecting corresponding 
> viewpoints.',name='description'),
>      [echo]     meta(content='28 December 2014',name='created'),
>      [echo]     meta(content='20 October 2019',name='modified'),
>      [echo]     meta(content='Don Brutzman',name='creator'),
>      [echo] 
> meta(content='https://www.web3d.org/x3d/content/examples/Basic/UniversalMediaPanoramas',name='reference'),
>      [echo] 
> meta(content='https://www.web3d.org/x3d/tooltips/X3dTooltips.html#Background',name='reference'),
>      [echo] 
> meta(content='https://www.web3d.org/documents/specifications/19775-1/V3.3/Part01/components/enveffects.html#Background',name='reference'),
>      [echo] 
> meta(content='https://www.web3d.org/documents/specifications/19775-1/V3.3/Part01/components/enveffects.html#Concepts',name='reference'),
>      [echo] 
> meta(content='https://x3dgraphics.com/slidesets/X3dForWebAuthors/Chapter11-LightingEnvironment.pdf',name='reference'),
>      [echo] 
> meta(content='https://x3dgraphics.com/examples/X3dForAdvancedModeling/Visualization/BackgroundCollection.x3d',name='identifier'),
>      [echo] 
> meta(content='https://www.web3d.org/x3d/content/examples/license.html',name='license'),
>      [echo]     meta(content='X3D-Edit 3.3, 
> https://savage.nps.edu/X3D-Edit',name='generator')]),
>      [echo]   Scene=Scene(
>      [echo]     children=[
>      [echo]     WorldInfo(title='BackgroundCollection.x3d'),
>      [echo]     Group(DEF='AllLandBackgrounds',
>      [echo]       children=[
>      [echo] 
> Background(DEF='BlueSkyWhiteHorizonBrownLand',groundAngle=[1.309,1.5708],groundColor=[(0.5,0.3,0.3),(0.5,0.3,0.3),(0.5,0.4,0.4)],skyAngle=[1.309,1.572],skyColor=[(0,0.2,0.7),(0,0.5,1),(1,1,1)]),
>      [echo] 
> Viewpoint(DEF='BlueSkyWhiteHorizonBrownLandViewpoint',description='Blue 
> Sky White Horizon Brown Land'),
>      [echo] 
> ROUTE(fromField='isBound',fromNode='BlueSkyWhiteHorizonBrownLandViewpoint',toField='set_bind',toNode='BlueSkyWhiteHorizonBrownLand')]),
>      [echo]     Group(DEF='AllSeaBackgrounds',
>      [echo]       children=[
>      [echo] 
> Background(DEF='BlueOceanWhiteHorizon',groundAngle=[1.309,1.570796],groundColor=[(0,0.3,.7),(0,0.35,0.75),(0,0.4,0.8)],skyAngle=[1.309,1.571],skyColor=[(0,0.3,0.8),(0,0.5,1),(1,1,1)]),
>      [echo] 
> Viewpoint(DEF='BlueOceanWhiteHorizonViewpoint',description='Blue Ocean 
> White Horizon'),
>      [echo] 
> ROUTE(fromField='isBound',fromNode='BlueOceanWhiteHorizonViewpoint',toField='set_bind',toNode='BlueOceanWhiteHorizon'),
>      [echo] 
> Background(DEF='OvercastSkyBlueOcean',groundAngle=[0.1,1.5,1.56,1.570796],groundColor=[(0,0,0),(0,0.1,0.2),(0,0.1,0.2),(0,0.15,0.3),(0.1,0.1,0.1)],skyAngle=[0.1,1.4,1.5,1.565,1.57079],skyColor=[(0.1,0.1,0.1),(0.2,0.2,0.2),(0.2,0.2,0.2),(0,0.3804,0.4784),(0,0.2,0.4),(0.4,0.4,0.4)]),
>      [echo] 
> Viewpoint(DEF='OvercastSkyBlueOceanViewpoint',description='Overcast 
> Sky Blue Ocean'),
>      [echo] 
> ROUTE(fromField='isBound',fromNode='OvercastSkyBlueOceanViewpoint',toField='set_bind',toNode='OvercastSkyBlueOcean'),
>      [echo] 
> Background(DEF='BlueSkyBlueOcean',groundAngle=[1.57079],groundColor=[(0,0.15,0.25),(0,0.15,0.25)],skyColor=[(0,0.3,0.5)]),
>      [echo] 
> Viewpoint(DEF='BlueSkyBlueOceanViewpoint',description='Blue Sky Blue 
> Ocean'),
>      [echo] 
> ROUTE(fromField='isBound',fromNode='BlueSkyBlueOceanViewpoint',toField='set_bind',toNode='BlueSkyBlueOcean')]),
>      [echo]     Group(DEF='AllSkyBackgrounds',
>      [echo]       children=[
>      [echo] Background(DEF='SimplyWhite',skyColor=[(1,1,1)]),
>      [echo] Viewpoint(DEF='SimplyWhiteViewpoint',description='Simply 
> White'),
>      [echo] 
> ROUTE(fromField='isBound',fromNode='SimplyWhiteViewpoint',toField='set_bind',toNode='SimplyWhite'),
>      [echo] Background(DEF='SimplyGrey',skyColor=[(0.8,0.8,0.8)]),
>      [echo] Viewpoint(DEF='SimplyGreyViewpoint',description='Simply 
> Grey'),
>      [echo] 
> ROUTE(fromField='isBound',fromNode='SimplyGreyViewpoint',toField='set_bind',toNode='SimplyGrey'),
>      [echo] Background(DEF='SimplyDarkGrey',skyColor=[(0.4,0.4,0.4)]),
>      [echo] 
> Viewpoint(DEF='SimplyDarkGreyViewpoint',description='Simply Dark Grey'),
>      [echo] 
> ROUTE(fromField='isBound',fromNode='SimplyDarkGreyViewpoint',toField='set_bind',toNode='SimplyDarkGrey'),
>      [echo]       Background(DEF='SimplyBlack'),
>      [echo] Viewpoint(DEF='SimplyBlackViewpoint',description='Simply 
> Black'),
>      [echo] 
> ROUTE(fromField='isBound',fromNode='SimplyBlackViewpoint',toField='set_bind',toNode='SimplyBlack')]),
>      [echo]     Group(DEF='AllVarietyBackgrounds',
>      [echo]       children=[
>      [echo] 
> Background(DEF='BackgroundTest1',groundAngle=[1,1.4,1.5],groundColor=[(0,0,0),(0.2157,1,0.1216),(0.5,0.5,0.5),(1,1,1)],skyAngle=[1,1.309,1.57079],skyColor=[(0,0,0),(0.1647,0.0588,1),(0.5,0.5,0.5),(1,1,1)]),
>      [echo] 
> Background(DEF='BackgroundTest2',groundAngle=[1,1.309],groundColor=[(0,0.3,.7),(0,0.35,0.75),(0,0.4,0.8)],skyAngle=[1.309,1.57079],skyColor=[(0,0.3,0.8),(0,0.5,1),(1,1,1)]),
>      [echo] 
> Background(DEF='BackgroundTest3',groundAngle=[1.57079],groundColor=[(0,0.15,0.25),(0,0.15,0.25)],skyColor=[(0,0.3,0.5)]),
>      [echo] 
> Background(DEF='BackgroundTest4',groundAngle=[1.57079],groundColor=[(0,0.15,0.25),(0,0.15,0.25)],skyColor=[(0,0.3,0.5)]),
>      [echo] Viewpoint(DEF='ViewpointTest1',description='Test1'),
>      [echo] 
> ROUTE(fromField='isBound',fromNode='ViewpointTest1',toField='set_bind',toNode='BackgroundTest1'),
>      [echo] Viewpoint(DEF='ViewpointTest2',description='Test2'),
>      [echo] 
> ROUTE(fromField='isBound',fromNode='ViewpointTest2',toField='set_bind',toNode='BackgroundTest2'),
>      [echo] Viewpoint(DEF='ViewpointTest3',description='Test3'),
>      [echo] 
> ROUTE(fromField='isBound',fromNode='ViewpointTest3',toField='set_bind',toNode='BackgroundTest3'),
>      [echo] Viewpoint(DEF='ViewpointTest4',description='Test4'),
>      [echo] 
> ROUTE(fromField='isBound',fromNode='ViewpointTest4',toField='set_bind',toNode='BackgroundTest4')]),
>      [echo]     Group(DEF='UnboundViewpoints',
>      [echo]       #  The final two viewpoints are not separately bound 
> and can be selected to check any of the other Background nodes
>      [echo]       children=[
>      [echo]       Viewpoint(description='Looking up at current 
> Background zenith',orientation=(1,0,0,1.570796)),
>      [echo]       Viewpoint(description='Looking down at current 
> Background nadir',orientation=(1,0,0,-1.570796))])])
>      [echo] ) # X3D model complete
>      [echo]
>      [echo] ###############################################
>      [echo] # Self-test diagnostics
>      [echo] ###############################################
>      [echo]
>      [echo] if        metaDiagnostics(newModel): # built-in utility 
> method in X3D class
>      [echo]     print(metaDiagnostics(newModel))
>      [echo] print('check  newModel.XML() serialization...')
>      [echo] newModelXML = newModel.XML() # test export method XML() 
> for exceptions
>      [echo] # print(newModelXML) # debug
>      [echo]
>      [echo] print ("python x3d.py load successful for 
> BackgroundCollection.py")
>      [echo] ===========================================
>      [echo] Loading local x3d.py package in python to check for 
> correctness...
>      [echo]   then test BackgroundCollection.py execution and 
> self-validation:
>      [echo]   python examples/BackgroundCollection.py
>      [exec] Traceback (most recent call last):
>      [exec]   File "examples/BackgroundCollection.py", line 21, in 
> <module>
>      [exec]     from x3d import *
>      [exec] ImportError: No module named x3d
>      [exec] Result: 1
>      [echo] convert.X3dToPython.xslt conversion of 
> BackgroundCollection.x3d to BackgroundCollection.py complete.
>      [echo] ===========================================
>
> BUILD SUCCESSFUL
> Total time: 5 seconds
>



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