René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Invalid EAN in examples after API v3","articleBody":"\r\nI have:\r\n- [X] searched open and closed issues for duplicates\r\n\r\n### Bug description\r\nIn the process of implementing #176, python-escpos has the implemented the desirable feature of checking for validity on EAN barcodes before attempting to print them.  This has caused the unintended consequence of breaking the examples which use the value `1324354657687` which is not an EAN valid value due to the incorrect checksum on the last digit.\r\n\r\n### Steps to reproduce\r\n- Use the example code with the value `1324354657687`\r\n\r\n### Device info\r\nN/A\r\n\r\n\u003c!-- since version 2.0.1 you can type 'python-escpos version' in your shell.\r\n **python-escpos version:** 3.0a6\r\n\r\n **python version:** 3.7.3\r\n\r\n **operating system:** Debian Buster ARMv7l (Raspbian)","author":{"url":"https://github.com/brianredbeard","@type":"Person","name":"brianredbeard"},"datePublished":"2019-06-30T01:41:58.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":0},"url":"https://github.com/350/python-escpos/issues/350"}