Need to troubleshoot and fix the following conversion:
C:\x3d-code\www.web3d.org\x3d\content\examples\X3dForWebAuthors/Chapter02GeometryPrimitives//TextSpecialCharacters.py self-validation tests...
validate python:
x3d.py package 4.0.65.6 loaded, have fun with X3D Graphics!
Self-test diagnostics for TextSpecialCharacters.py:
[model meta information] info: See screenshot figures and various encoding conversions to note that multiple equivalences in XML character representations lead to consistent results despite slight differences in source.
*** Python-to-XML X3D 3.3 schema validation test of XML output failed.
x3dSchemaUrl= https://www.web3d.org/specifications/x3d-3.3.xsd
ParseError (line=None) not well-formed (invalid token): line 29, column 153
*** Python-to-XML well-formed XML document test failed.
x3dSchemaUrl=https://www.web3d.org/specifications/x3d-3.3.xsd
UnicodeEncodeError 'charmap' codec can't encode character '\u03a0' in position 2559: character maps to <undefined>
*** issue in line 1 of 34 ***
[ 1] <?xml version="1.0" encoding="UTF-8"?>
[ 2] <!DOCTYPE X3D PUBLIC "ISO//Web3D//DTD X3D 3.3//EN" "https://www.web3d.org/specifications/x3d-3.3.dtd">
[ 3] <X3D profile='Immersive' version='3.3' xmlns:xsd='https://www.w3.org/2001/XMLSchema-instance' xsd:noNamespaceSchemaLocation='https://www.web3d.org/specifications/x3d-3.3.xsd'>
[ 4] <head>