<div dir="ltr">My hypothetical is "Ensure good random bits (on Python 3.5.2 and Linux), and block rather than allow bad bits."<div><br></div><div>I'm not quite sure I understand all of your question, Donald. On Python 3.4—and by BDFL declaration on 3.5.2—os.urandom() *will not* block, although it might on 3.5.1.</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Fri, Jun 10, 2016 at 11:33 AM, Donald Stufft <span dir="ltr"><<a href="mailto:donald@stufft.io" target="_blank">donald@stufft.io</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word"><span class=""><br><div><blockquote type="cite"><div>On Jun 10, 2016, at 2:29 PM, David Mertz <<a href="mailto:mertz@gnosis.cx" target="_blank">mertz@gnosis.cx</a>> wrote:</div><br><div><span style="font-family:Helvetica;font-size:12px;font-style:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;float:none;display:inline!important">If I *were* someone who needed to write a Linux system initialization script using Python 3.5.2, what would the code look like. I think for this use case, requiring something with a little bit of "code smell" is fine, but I kinda hope it exists at all.</span></div></blockquote></div><div><br></div></span>Do you mean if os.urandom blocked and you wanted to call os.urandom from your boot script? Or if os.urandom doesn’t block and you wanted to ensure you got good random numbers on boot?<br><div>
<div style="color:rgb(0,0,0);font-family:Helvetica;font-style:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:-webkit-auto;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;word-wrap:break-word"><br>—<span class="HOEnZb"><font color="#888888"><br>Donald Stufft<br></font></span></div><div style="color:rgb(0,0,0);font-family:Helvetica;font-style:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:-webkit-auto;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;word-wrap:break-word"><br></div><br>
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<br></div></blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature" data-smartmail="gmail_signature">Keeping medicines from the bloodstreams of the sick; food <br>from the bellies of the hungry; books from the hands of the <br>uneducated; technology from the underdeveloped; and putting <br>advocates of freedom in prisons. Intellectual property is<br>to the 21st century what the slave trade was to the 16th.<br></div>
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