Only use stderr as str after getting non-zero exit code #81
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This was referenced May 4, 2017
This was referenced May 4, 2017
jackqu7
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Jul 28, 2017
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We shouldn't always
.decode('utf-8')the pdf contents, because it will be binary data. Only try to decode afterwkhtmltopdfreturns a non-zero exit code. This prevents setting the pdf contents to empty string when no error occurred.