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authorFred Drake <fdrake@acm.org>2000-04-03 20:13:55 (GMT)
committerFred Drake <fdrake@acm.org>2000-04-03 20:13:55 (GMT)
commit38e5d27caee56b6958e0034e342abb48e6100390 (patch)
tree6a0c853da853123dd2e628e8ec187517250c2530 /Doc/lib/librfc822.tex
parent659ebfa79e891fc5e2480cd66c157970df57c451 (diff)
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Merged changes from the 1.5.2p2 release.
(Very rough.)
Diffstat (limited to 'Doc/lib/librfc822.tex')
-rw-r--r--Doc/lib/librfc822.tex25
1 files changed, 18 insertions, 7 deletions
diff --git a/Doc/lib/librfc822.tex b/Doc/lib/librfc822.tex
index 6fecced..547923d 100644
--- a/Doc/lib/librfc822.tex
+++ b/Doc/lib/librfc822.tex
@@ -8,10 +8,11 @@ This module defines a class, \class{Message}, which represents a
collection of ``email headers'' as defined by the Internet standard
\rfc{822}. It is used in various contexts, usually to read such
headers from a file. This module also defines a helper class
-\class{AddressList} for parsing \rfc{822} addresses.
+\class{AddressList} for parsing \rfc{822} addresses. Please refer to
+the RFC for information on the specific syntax of \rfc{822} headers.
-Note that there's a separate module to read \UNIX{}, MH, and MMDF
-style mailbox files: \refmodule{mailbox}\refstmodindex{mailbox}.
+The \refmodule{mailbox}\refstmodindex{mailbox} module provides classes
+to read mailboxes produced by various end-user mail programs.
\begin{classdesc}{Message}{file\optional{, seekable}}
A \class{Message} instance is instantiated with an input object as
@@ -61,7 +62,8 @@ however, some mailers don't follow that format as specified, so
\code{'Mon, 20 Nov 1995 19:12:08 -0500'}. If it succeeds in parsing
the date, \function{parsedate()} returns a 9-tuple that can be passed
directly to \function{time.mktime()}; otherwise \code{None} will be
-returned.
+returned. Note that fields 6, 7, and 8 of the result tuple are not
+usable.
\end{funcdesc}
\begin{funcdesc}{parsedate_tz}{date}
@@ -74,7 +76,8 @@ offset is the opposite of the sign of the \code{time.timezone}
variable for the same timezone; the latter variable follows the
\POSIX{} standard while this module follows \rfc{822}.) If the input
string has no timezone, the last element of the tuple returned is
-\code{None}.
+\code{None}. Note that fields 6, 7, and 8 of the result tuple are not
+usable.
\end{funcdesc}
\begin{funcdesc}{mktime_tz}{tuple}
@@ -87,6 +90,12 @@ switch dates. Not enough to worry about for common use.
\end{funcdesc}
+\begin{seealso}
+ \seemodule{mailbox}{Classes to read various mailbox formats produced
+ by end-user mail programs.}
+\end{seealso}
+
+
\subsection{Message Objects \label{message-objects}}
A \class{Message} instance has the following methods:
@@ -180,7 +189,8 @@ continuation lines the named headers contain are also parsed.
\begin{methoddesc}{getdate}{name}
Retrieve a header using \method{getheader()} and parse it into a 9-tuple
-compatible with \function{time.mktime()}. If there is no header matching
+compatible with \function{time.mktime()}; note that fields 6, 7, and 8
+are not usable. If there is no header matching
\var{name}, or it is unparsable, return \code{None}.
Date parsing appears to be a black art, and not all mailers adhere to
@@ -193,7 +203,8 @@ function may occasionally yield an incorrect result.
Retrieve a header using \method{getheader()} and parse it into a
10-tuple; the first 9 elements will make a tuple compatible with
\function{time.mktime()}, and the 10th is a number giving the offset
-of the date's timezone from UTC. Similarly to \method{getdate()}, if
+of the date's timezone from UTC. Note that fields 6, 7, and 8
+are not usable. Similarly to \method{getdate()}, if
there is no header matching \var{name}, or it is unparsable, return
\code{None}.
\end{methoddesc}