[Ironpython-users] IronPython, Daily Digest 9/30/2014

[CodePlex]

Hi ironpython,

Here's your Daily Digest of new issues for project "IronPython".

In today's digest:ISSUES

1. [New comment] BaseHTTPServer doesn't accept empty string as server address 
like CPython does
2. [New comment] ast.literal_eval in IronPython raises exception for negative 
numbers in expressions

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ISSUES

1. [New comment] BaseHTTPServer doesn't accept empty string as server address 
like CPython does
http://ironpython.codeplex.com/workitem/29477
User paweljasinski has commented on the issue:

"<p>I found this old 
post.<br>http://lists.ironpython.com/pipermail/users-ironpython.com/2010-April/012518.html</p><p>socket.getfqdn
 does not behave as expected.</p><p>```<br>&gt;&gt;&gt; import 
socket<br>&gt;&gt;&gt; socket.getfqdn()<br>''<br>&gt;&gt;&gt; 
socket.getfqdn(&quot;&quot;)<br>''<br>&gt;&gt;&gt; 
socket.getfqdn(&quot;0.0.0.0&quot;)<br>Traceback (most recent call last):<br>  
File &quot;&lt;stdin&gt;&quot;, line 1, in &lt;module&gt;<br>ValueError: IPv4 
address 0.0.0.0 and IPv6 address ::0 are unspecified addresses that cannot be 
used as<br>a target address.<br>Parameter name: 
hostNameOrAddress<br>```</p>"-----------------

2. [New comment] ast.literal_eval in IronPython raises exception for negative 
numbers in expressions
http://ironpython.codeplex.com/workitem/35572
User paweljasinski has commented on the issue:

"<p>The formatting is giving me a headache. I swear it looked good in 
preview.<br>This is one more test:</p><p>```<br>import ast</p><p>class 
Fix(ast.NodeTransformer):<br>    def visit_UnaryOp(self, node):<br>        if 
isinstance(node.operand, ast.Num):<br>            if isinstance(node.op, 
ast.USub):<br>                node.operand.n=-node.operand.n<br>                
return node.operand<br>            if isinstance(node.op, ast.UAdd):<br>        
        return node.operand<br>        return node</p><p>def 
literal_eval_fix(string_only):<br>    tree = ast.parse(string_only, 
mode=&quot;eval&quot; )<br>    tree = Fix().visit(tree)<br>    return 
ast.literal_eval(tree)</p><p>print literal_eval_fix(&quot;42&quot;)<br>print 
literal_eval_fix(&quot;-42&quot;)<br>print literal_eval_fix(&quot;{ -1:-2, 
2:'aaaaa'}&quot;)<br>``` </p>"
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