<div dir="ltr"><div>Hi Josiah,</div><div><br></div><div>I've just released reportlab 4.4.2 which now requires charset-normalizer instead of chardet.</div></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Mon, 16 Jun 2025 at 11:45, Josiah Kane <<a href="mailto:josiah.kane@refeyn.com">josiah.kane@refeyn.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div><div>Hello,<br><br>The current version of reportlab has a mandatory dependency on a library called "chardet" for guessing character encodings.<br>Chardet is released under the LGPL. This is a more restrictive license than the BSD license used by reportlab. It effectively prohibits using reportlab to those unable to comply with the lgpl. <br><br>There is another popular library for addressing the character encodings called charset_normalizer (<a href="https://pypi.org/project/charset-normalizer/" target="_blank">https://pypi.org/project/charset-normalizer/</a>), which is released under a more permissive MIT license. It offers a compatibility interface with chardet, such that the only code changes required should be switching the module name. According to the author's tests, charset_normalizer also runs faster and supports more encodings. As a proxy for general popularity, according to <a href="https://piptrends.com/compare/charset-normalizer-vs-chardet" target="_blank">https://piptrends.com/compare/charset-normalizer-vs-chardet</a>, charset_normalizer is  downloaded approximately ten times more frequently than chardet. <br><br>Would there be any openness to swapping out the dependency? <br><br>Thanks<br>Josiah Kane</div><div dir="ltr" style="font-size:1px;direction:ltr"><table dir="ltr" cellpadding="0" cellspacing="0" border="0" style="width:100%;direction:ltr;border-collapse:collapse;font-size:1px"><tbody><tr style="font-size:0px"><td align="left" style="vertical-align:top"><table cellpadding="0" cellspacing="0" border="0" style="border-collapse:collapse;font-size:0px"><tbody><tr style="font-size:0px"><td align="left" style="padding:15px 0px 0px;vertical-align:top"><table cellpadding="0" cellspacing="0" border="0" style="border-collapse:collapse;font-size:0px"><tbody><tr style="font-size:0px"><td align="left" style="padding:0px;vertical-align:top"><table cellpadding="0" cellspacing="0" border="0" style="width:100%;border-collapse:collapse;font-size:0px"><tbody><tr style="font-size:0px"><td align="left" style="vertical-align:top"><table cellpadding="0" cellspacing="0" border="0" style="border-collapse:collapse;font-size:0px;color:rgb(0,0,1);font-style:normal;font-weight:700;white-space:nowrap"><tbody><tr style="font-size:12px"><td align="left" style="vertical-align:top;font-family:Arial">Josiah Kane</td></tr></tbody></table></td></tr><tr style="font-size:0px"><td align="left" style="vertical-align:top"><table cellpadding="0" cellspacing="0" border="0" style="border-collapse:collapse;font-size:0px;color:rgb(0,0,1);font-style:normal;font-weight:400;white-space:nowrap"><tbody><tr style="font-size:12px"><td align="left" style="padding:5px 0px 0px;vertical-align:top;font-family:Arial">Principal Algorithm Engineer</td></tr></tbody></table></td></tr></tbody></table></td></tr><tr style="font-size:0px"><td align="left" style="padding:0px;vertical-align:top"><table cellpadding="0" cellspacing="0" border="0" style="border-collapse:collapse;font-size:0px"><tbody><tr style="font-size:0px"><td align="left" style="padding:10px 0px 0px;vertical-align:top"><table cellpadding="0" cellspacing="0" border="0" style="border-collapse:collapse;font-size:0px;color:rgb(89,156,212);font-style:normal;font-weight:400;white-space:nowrap"><tbody><tr style="font-size:12px"><td align="left" style="padding:0px;vertical-align:top;font-family:Arial"><a href="mailto:josiah.kane@refeyn.com" id="m_8649778020235716225LPlnk689713" style="text-decoration:none;color:rgb(89,156,212)" target="_blank">josiah.kane@refeyn.com</a></td></tr></tbody></table></td></tr></tbody></table></td></tr><tr style="font-size:0px"><td align="left" style="padding:0px;vertical-align:top"><table cellpadding="0" cellspacing="0" border="0" style="width:100%;border-collapse:collapse;font-size:0px;color:rgb(0,0,1);font-style:normal;font-weight:400;white-space:nowrap"><tbody><tr style="font-size:12px"><td align="left" style="vertical-align:top;font-family:Arial">+447474509563</td></tr><tr style="font-size:0px"><td align="left" style="vertical-align:top"><table cellpadding="0" cellspacing="0" border="0" style="border-collapse:collapse;font-size:0px;color:rgb(0,0,1);font-style:normal;font-weight:400;white-space:nowrap"><tbody><tr style="font-size:12px"><td align="left" style="padding:5px 0px 0px;vertical-align:top;font-family:Arial">+44 (0)1865 203956 </td></tr></tbody></table></td></tr></tbody></table></td></tr><tr style="font-size:0px"><td align="left" style="padding:0px;vertical-align:top"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