1 files changed, 91 insertions, 0 deletions
diff --git a/lib/python2.7/email/parser.py b/lib/python2.7/email/parser.py
new file mode 100644
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+++ b/lib/python2.7/email/parser.py
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+# Copyright (C) 2001-2006 Python Software Foundation
+# Author: Barry Warsaw, Thomas Wouters, Anthony Baxter
+# Contact: email-sig@python.org
+
+"""A parser of RFC 2822 and MIME email messages."""
+
+__all__ = ['Parser', 'HeaderParser']
+
+import warnings
+from cStringIO import StringIO
+
+from email.feedparser import FeedParser
+from email.message import Message
+
+
+
+class Parser:
+    def __init__(self, *args, **kws):
+        """Parser of RFC 2822 and MIME email messages.
+
+        Creates an in-memory object tree representing the email message, which
+        can then be manipulated and turned over to a Generator to return the
+        textual representation of the message.
+
+        The string must be formatted as a block of RFC 2822 headers and header
+        continuation lines, optionally preceeded by a `Unix-from' header.  The
+        header block is terminated either by the end of the string or by a
+        blank line.
+
+        _class is the class to instantiate for new message objects when they
+        must be created.  This class must have a constructor that can take
+        zero arguments.  Default is Message.Message.
+        """
+        if len(args) >= 1:
+            if '_class' in kws:
+                raise TypeError("Multiple values for keyword arg '_class'")
+            kws['_class'] = args[0]
+        if len(args) == 2:
+            if 'strict' in kws:
+                raise TypeError("Multiple values for keyword arg 'strict'")
+            kws['strict'] = args[1]
+        if len(args) > 2:
+            raise TypeError('Too many arguments')
+        if '_class' in kws:
+            self._class = kws['_class']
+            del kws['_class']
+        else:
+            self._class = Message
+        if 'strict' in kws:
+            warnings.warn("'strict' argument is deprecated (and ignored)",
+                          DeprecationWarning, 2)
+            del kws['strict']
+        if kws:
+            raise TypeError('Unexpected keyword arguments')
+
+    def parse(self, fp, headersonly=False):
+        """Create a message structure from the data in a file.
+
+        Reads all the data from the file and returns the root of the message
+        structure.  Optional headersonly is a flag specifying whether to stop
+        parsing after reading the headers or not.  The default is False,
+        meaning it parses the entire contents of the file.
+        """
+        feedparser = FeedParser(self._class)
+        if headersonly:
+            feedparser._set_headersonly()
+        while True:
+            data = fp.read(8192)
+            if not data:
+                break
+            feedparser.feed(data)
+        return feedparser.close()
+
+    def parsestr(self, text, headersonly=False):
+        """Create a message structure from a string.
+
+        Returns the root of the message structure.  Optional headersonly is a
+        flag specifying whether to stop parsing after reading the headers or
+        not.  The default is False, meaning it parses the entire contents of
+        the file.
+        """
+        return self.parse(StringIO(text), headersonly=headersonly)
+
+
+
+class HeaderParser(Parser):
+    def parse(self, fp, headersonly=True):
+        return Parser.parse(self, fp, True)
+
+    def parsestr(self, text, headersonly=True):
+        return Parser.parsestr(self, text, True)