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Wordsmithing

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Andrew M. Kuchling 2004-07-13 14:03:31 +00:00
parent ee86a66dd8
commit 2a510ce119
1 changed files with 15 additions and 15 deletions
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Doc/lib/liburllib.tex
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@ -329,21 +329,21 @@ returned data is HTML, you can use the module
\refmodule{htmllib}\refstmodindex{htmllib} to parse it. \refmodule{htmllib}\refstmodindex{htmllib} to parse it.
\item \item
The code handling the FTP\index{FTP} protocol cannot differentiate between a The code handling the FTP\index{FTP} protocol cannot differentiate
file and a directory and can lead to unexpected behavior when attempting to between a file and a directory. This can lead to unexpected behavior
read a URL that points to a file that is not accessible. when attempting to read a URL that points to a file that is not
If the URL ends in a \code{/} then it is assumed to be a accessible. If the URL ends in a \code{/}, it is assumed to refer to
directory and will be handled as such only. But if an attempt to read a file a directory and will be handled accordingly. But if an attempt to
leads to a 550 error (signaling the URL cannot be found or is not accessible, read a file leads to a 550 error (meaning the URL cannot be found or
often for permission reasons), then the path is treated as a directory in order is not accessible, often for permission reasons), then the path is
to handle the case of when a directory is specified by a URL but a trailing treated as a directory in order to handle the case when a directory is
\code{/} is left off. specified by a URL but the trailing \code{/} has been left off. This can
This can lead to the apparent successful fetching of a file whose read cause misleading results when you try to fetch a file whose read
permissions you do not have by still succeeding by returning the directory permissions make it inaccessible; the FTP code will try to read it,
listing for the file from treating it as a directory. fail with a 550 error, and then perform a directory listing for the
If more fine-grained control is needed, consider using the \module{ftplib} unreadable file. If fine-grained control is needed, consider using the
module, subclassing \class{FancyURLOpener}, or changing \var{_urlopener} to \module{ftplib} module, subclassing \class{FancyURLOpener}, or changing
meet your needs. \var{_urlopener} to meet your needs.
\item \item
This module does not support the use of proxies which require This module does not support the use of proxies which require