Failure generating HTML output for devinabox

[nedbat]

Originally reported by Anonymous

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Trying to create an up-to-date version of devinabox before PyconAU this weekend, I'm getting the following error in the HTML report generation stage:

Coverage.py warning: Trace function changed, measurement is likely wrong: None Coverage.py warning: Trace function changed, measurement is likely wrong: None Coverage.py warning: Trace function changed, measurement is likely wrong: None [2415903 refs] Generating report ... Traceback (most recent call last): File "/home/ncoghlan/devel/devinabox/cpython/Lib/runpy.py", line 160, in _run_module_as_main "__main__", fname, loader, pkg_name) File "/home/ncoghlan/devel/devinabox/cpython/Lib/runpy.py", line 73, in _run_code exec(code, run_globals) File "/home/ncoghlan/devel/devinabox/coveragepy/__main__.py", line 8, in run_globals = runpy.run_module(PKG, run_name='__main__', alter_sys=True) File "/home/ncoghlan/devel/devinabox/cpython/Lib/runpy.py", line 174, in run_module fname, loader, pkg_name) File "/home/ncoghlan/devel/devinabox/cpython/Lib/runpy.py", line 83, in _run_module_code mod_name, mod_fname, mod_loader, pkg_name) File "/home/ncoghlan/devel/devinabox/cpython/Lib/runpy.py", line 73, in _run_code exec(code, run_globals) File "/home/ncoghlan/devel/devinabox/coveragepy/coverage/__main__.py", line 3, in main() File "coveragepy/coverage/cmdline.py", line 657, in main status = CoverageScript().command_line(argv) File "coveragepy/coverage/cmdline.py", line 549, in command_line directory=options.directory, **report_args) File "coveragepy/coverage/control.py", line 592, in html_report reporter.report(morfs, config=self.config) File "coveragepy/coverage/html.py", line 83, in report self.report_files(self.html_file, morfs, config, config.html_dir) File "coveragepy/coverage/report.py", line 86, in report_files report_fn(cu, self.coverage._analyze(cu)) File "coveragepy/coverage/html.py", line 195, in html_file fhtml.write(html) UnicodeEncodeError: 'utf-8' codec can't encode character '\udb40' in position 6751: surrogates not allowed

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• Bitbucket: https://bitbucket.org/ned/coveragepy/issue/144

[nedbat]

Original comment by Nick Coghlan (Bitbucket: ncoghlan, GitHub: ncoghlan)

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Oops, forgot to log in first - report is from me.

[nedbat]

Original comment by Nick Coghlan (Bitbucket: ncoghlan, GitHub: ncoghlan)

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And again with the traceback properly formatted...

<snip multitude of warnings the same as the three below>
Coverage.py warning: Trace function changed, measurement is likely wrong: None
Coverage.py warning: Trace function changed, measurement is likely wrong: None
Coverage.py warning: Trace function changed, measurement is likely wrong: None
[2415903 refs]
Generating report ...
Traceback (most recent call last):
 File "/home/ncoghlan/devel/devinabox/cpython/Lib/runpy.py", line
160, in _run_module_as_main
   "__main__", fname, loader, pkg_name)
 File "/home/ncoghlan/devel/devinabox/cpython/Lib/runpy.py", line 73,
in _run_code
   exec(code, run_globals)
 File "/home/ncoghlan/devel/devinabox/coveragepy/__main__.py", line
8, in <module>
   run_globals = runpy.run_module(PKG, run_name='__main__', alter_sys=True)
 File "/home/ncoghlan/devel/devinabox/cpython/Lib/runpy.py", line
174, in run_module
   fname, loader, pkg_name)
 File "/home/ncoghlan/devel/devinabox/cpython/Lib/runpy.py", line 83,
in _run_module_code
   mod_name, mod_fname, mod_loader, pkg_name)
 File "/home/ncoghlan/devel/devinabox/cpython/Lib/runpy.py", line 73,
in _run_code
   exec(code, run_globals)
 File "/home/ncoghlan/devel/devinabox/coveragepy/coverage/__main__.py",
line 3, in <module>
   main()
 File "coveragepy/coverage/cmdline.py", line 657, in main
   status = CoverageScript().command_line(argv)
 File "coveragepy/coverage/cmdline.py", line 549, in command_line
   directory=options.directory, **report_args)
 File "coveragepy/coverage/control.py", line 592, in html_report
   reporter.report(morfs, config=self.config)
 File "coveragepy/coverage/html.py", line 83, in report
   self.report_files(self.html_file, morfs, config, config.html_dir)
 File "coveragepy/coverage/report.py", line 86, in report_files
   report_fn(cu, self.coverage._analyze(cu))
 File "coveragepy/coverage/html.py", line 195, in html_file
   fhtml.write(html)
UnicodeEncodeError: 'utf-8' codec can't encode character '\udb40' in
position 6751: surrogates not allowed

[nedbat]

Fixed in <<changeset 8ed27b5e5e82 (bb)>>, though the HTML generated doesn't display the surrogate pair well.