[x3d-public] Generating python issue. Windows 10

John Carlson yottzumm at gmail.com
Fri Jul 1 22:32:25 PDT 2022


Python problem. Output to terminal is not the same as output to pipe.

Git Bash on Windows 10.  Also under PowerShell. Under Windows Terminal.
Python 3.10.2.

I believe if I remove the pi Unicode character it works. JSON attached.

Code is here at this URL:

https://github.com/coderextreme/X3DJSONLD/blob/master/src/main/python/x3djsonld.py

This is an encoding issue AFAIK.  Probably we've handled it before.

See below:
$ find /c/x3d-code/
www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter02GeometryPrimitives/
-name TextSpecialCharacters.json| xargs python3 x3djsonld.py
==================================================
'''
x3d.py package 4.0.64.1 loaded, have fun with X3D Graphics!
'''
from x3d import *
print(
X3D(profile="Immersive", version="3.3",
head=head(),
Scene=Scene(children=[
WorldInfo(title="TextSpecialCharacters.x3d"),
Background(skyColor=[(1,1,1)]),
Viewpoint(description="Default View", position=((0,0,15))),
Shape(
geometry=
Text(DEF="DefaultText", string=["Character entity substitutions:","empty
string \"\" skips a line:","","apostrophe ' is '","ampersand & is
&","quote mark \" is "","backslash \\ is X3D escape character","double
backslash \\\\ is X3D backslash \\ character","Pi Π is Π XML character
entity"],
fontStyle=
FontStyle(DEF="CenteredFontStyle", justify=["MIDDLE","MIDDLE"])),
appearance=
Appearance(
material=
Material(DEF="DefaultMaterial", diffuseColor=((0.2,0.2,0.2)))))]))
.XML())
=====================================================
$ find /c/x3d-code/
www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter02GeometryPrimitives/
-name TextSpecialCharacters.json| xargs python3 x3djsonld.py | cat
=====================================================
'''
x3d.py package 4.0.64.1 loaded, have fun with X3D Graphics!
Traceback (most recent call last):
  File "x3djsonld.py", line 265, in <module>
'''
from x3d import *
print(    print(parseObject("X3D", data, 0))
  File "C:\Program
Files\WindowsApps\PythonSoftwareFoundation.Python.3.7_3.7.2544.0_x64__qbz5n2kfra8p0\lib\encodings\cp1252.py",
line 19, in encode
    return codecs.charmap_encode(input,self.errors,encoding_table)[0]
UnicodeEncodeError: 'charmap' codec can't encode character '\u03a0' in
position 513: character maps to <undefined>


Tried under PowerShell for Microsoft people. I don't see why there's so
much repetition in errors.
=====================================================
PS C:\Users\john\X3DJSONLD\src\main\python> python .\x3djsonld.py
..\data\TextSpecialCharacters.json| Get-Content
======================================================
Traceback (most recent call last):
  File "C:\Users\john\X3DJSONLD\src\main\python\x3djsonld.py", line 265, in
<module>
    print(parseObject("X3D", data, 0))
  File "C:\Python310\lib\encodings\cp1252.py", line 19, in encode
    return codecs.charmap_encode(input,self.errors,encoding_table)[0]
UnicodeEncodeError: 'charmap' codec can't encode character '\u03a0' in
position 470: character maps to <undefined>
Get-Content : The input object cannot be bound to any parameters for the
command either because the
command does not take pipeline input or the input and its properties do not
match any of the
parameters that take pipeline input.
At line:1 char:59
+ python .\x3djsonld.py ..\data\TextSpecialCharacters.json| Get-Content
+                                                           ~~~~~~~~~~~
    + CategoryInfo          : InvalidArgument: (''':PSObject)
[Get-Content], ParameterBindingExcepti
   on
    + FullyQualifiedErrorId :
InputObjectNotBound,Microsoft.PowerShell.Commands.GetContentCommand

Get-Content : The input object cannot be bound to any parameters for the
command either because the
command does not take pipeline input or the input and its properties do not
match any of the
parameters that take pipeline input.
At line:1 char:59
+ python .\x3djsonld.py ..\data\TextSpecialCharacters.json| Get-Content
+                                                           ~~~~~~~~~~~
    + CategoryInfo          : InvalidArgument: (x3d.py package ...h X3D
Graphics!:PSObject) [Get-Con
   tent], ParameterBindingException
    + FullyQualifiedErrorId :
InputObjectNotBound,Microsoft.PowerShell.Commands.GetContentCommand

Get-Content : The input object cannot be bound to any parameters for the
command either because the
command does not take pipeline input or the input and its properties do not
match any of the
parameters that take pipeline input.
At line:1 char:59
+ python .\x3djsonld.py ..\data\TextSpecialCharacters.json| Get-Content
+                                                           ~~~~~~~~~~~
    + CategoryInfo          : InvalidArgument: (''':PSObject)
[Get-Content], ParameterBindingExcepti
   on
    + FullyQualifiedErrorId :
InputObjectNotBound,Microsoft.PowerShell.Commands.GetContentCommand

Get-Content : The input object cannot be bound to any parameters for the
command either because the
command does not take pipeline input or the input and its properties do not
match any of the
parameters that take pipeline input.
At line:1 char:59
+ python .\x3djsonld.py ..\data\TextSpecialCharacters.json| Get-Content
+                                                           ~~~~~~~~~~~
    + CategoryInfo          : InvalidArgument: (from x3d import *:PSObject)
[Get-Content], Parameter
   BindingException
    + FullyQualifiedErrorId :
InputObjectNotBound,Microsoft.PowerShell.Commands.GetContentCommand

Get-Content : The input object cannot be bound to any parameters for the
command either because the
command does not take pipeline input or the input and its properties do not
match any of the
parameters that take pipeline input.
At line:1 char:59
+ python .\x3djsonld.py ..\data\TextSpecialCharacters.json| Get-Content
+                                                           ~~~~~~~~~~~
    + CategoryInfo          : InvalidArgument: (print(:PSObject)
[Get-Content], ParameterBindingExce
   ption
    + FullyQualifiedErrorId :
InputObjectNotBound,Microsoft.PowerShell.Commands.GetContentCommand
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