use "pre" tag to make the error message look friendlier

oldani / HtmlTestRunner

A Test Runner in python, for Human Readable HTML Reports

MIT License

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use "pre" tag to make the error message look friendlier #79

Open l33klin opened 3 years ago

l33klin commented 3 years ago

Hi Ordanis, I'm a HtmlTestRunner user, I find the error messages don't look very friendly in HTML, So I made some changes to make it look a little bit better, Consider that only the Template file was modified, I don't think we need a test.

Results the following：

Before: before

After: after