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On 19/10/2011 15:58, Dean Macinskas wrote:
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<p class="MsoNormal"><b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">From:</span></b><span
style="font-size:10.0pt;font-family:
"Tahoma","sans-serif";color:windowtext">
<a class="moz-txt-link-abbreviated" href="mailto:pycrypto-bounces@lists.dlitz.net">pycrypto-bounces@lists.dlitz.net</a>
[<a class="moz-txt-link-freetext" href="mailto:pycrypto-bounces@lists.dlitz.net">mailto:pycrypto-bounces@lists.dlitz.net</a>] <b>On Behalf
Of </b>Andrew Cooper<br>
<b>Sent:</b> Wednesday, October 19, 2011 10:52 AM<br>
<b>To:</b> PyCrypto discussion list<br>
<b>Subject:</b> Re: [pycrypto] Install failure<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">On 19/10/2011 15:46, Dean Macinskas wrote:
<o:p></o:p></p>
<p class="MsoNormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:#1F497D">P</span>latform:
W7pro, 64-bit<o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal">I downloaded the latest version (2.3) and
ran "python
setup.py install". Here's what I see:<o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal">C:\Users\dmacinskas\AppData\Local\Temp\pycrypto\pycrypto-2.3>python
setup.py
install<o:p></o:p></p>
<p class="MsoNormal">running install<o:p></o:p></p>
<p class="MsoNormal">running build<o:p></o:p></p>
<p class="MsoNormal">running build_py<o:p></o:p></p>
<p class="MsoNormal">running build_ext<o:p></o:p></p>
<p class="MsoNormal">warning: GMP library not found; Not
building
Crypto.PublicKey._fastmath.<o:p></o:p></p>
<p class="MsoNormal">building 'Crypto.Random.OSRNG.winrandom'
extension<o:p></o:p></p>
<p class="MsoNormal">error: Unable to find vcvarsall.bat<o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal">C:\Users\dmacinskas\AppData\Local\Temp\pycrypto\pycrypto-2.3><o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal">This appears to defeat the install, because
subsequently
importing Crypto.Cipher produces a "module not found" error.<o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal">Any advice?<o:p></o:p></p>
<p class="MsoNormal"><span
style="font-size:12.0pt;font-family:"Times New
Roman","serif""><br>
Do you have MSCV/MSVS installed? You need a C compiler for
"python
setup.py install" to work.<br>
<br>
~Andrew<br>
<br>
</span><span style="font-size:12.0pt;font-family:"Times
New Roman","serif";
color:#1F497D">No, but I have Python installed on another
system, also without
MSCV/MSVS installed, and I've imported lots of packages
without error. Is
PyCrypto a special case in this regard?</span></p>
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<br>
Not overly special - it is certainly not the only python extension
written mainly in C. The majority of extensions however are just
python themselves, so don't require a C compiler.<br>
<br>
~Andrew<br>
<br>
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cite="mid:8129C8D99AA86D4A9A8BEA3E7DCC806A36B9AECC3E@exch-mail.bridge.net"
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font-family:"Times New Roman","serif""><o:p></o:p></span></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal">Thanks,<o:p></o:p></p>
<p class="MsoNormal">dpm<o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
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<br>
<br>
<o:p></o:p></span></p>
<pre>_______________________________________________<o:p></o:p></pre>
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