#10510: make distuitls upload/register use HTML standards compliant CRLF.

Patch by Ian Cordasco, approved by Éric Araujo.

Lib/distutils/command/upload.py

@@ -143,11 +143,11 @@ class upload(PyPIRCCommand):
 
         # Build up the MIME payload for the POST data
         boundary = '--------------GHSKFJDLGDS7543FJKLFHRE75642756743254'
-        sep_boundary = b'\n--' + boundary.encode('ascii')
-        end_boundary = sep_boundary + b'--'
+        sep_boundary = b'\r\n--' + boundary.encode('ascii')
+        end_boundary = sep_boundary + b'--\r\n'
         body = io.BytesIO()
         for key, value in data.items():
-            title = '\nContent-Disposition: form-data; name="%s"' % key
+            title = '\r\nContent-Disposition: form-data; name="%s"' % key
             # handle multiple entries for the same name
             if type(value) != type([]):
                 value = [value]
@@ -159,12 +159,12 @@ class upload(PyPIRCCommand):
                     value = str(value).encode('utf-8')
                 body.write(sep_boundary)
                 body.write(title.encode('utf-8'))
-                body.write(b"\n\n")
+                body.write(b"\r\n\r\n")
                 body.write(value)
                 if value and value[-1:] == b'\r':
                     body.write(b'\n')  # write an extra newline (lurve Macs)
         body.write(end_boundary)
-        body.write(b"\n")
+        body.write(b"\r\n")
         body = body.getvalue()
 
         self.announce("Submitting %s to %s" % (filename, self.repository), log.INFO)

Lib/distutils/tests/test_upload.py

@@ -127,7 +127,7 @@ class uploadTestCase(PyPIRCCommandTestCase):
 
         # what did we send ?
         headers = dict(self.last_open.req.headers)
-        self.assertEqual(headers['Content-length'], '2087')
+        self.assertEqual(headers['Content-length'], '2163')
         content_type = headers['Content-type']
         self.assertTrue(content_type.startswith('multipart/form-data'))
         self.assertEqual(self.last_open.req.get_method(), 'POST')

Misc/ACKS

@@ -279,6 +279,7 @@ Jason R. Coombs
 Garrett Cooper
 Greg Copeland
 Aldo Cortesi
+Ian Cordasco
 David Costanzo
 Scott Cotton
 Greg Couch

Misc/NEWS

@@ -33,6 +33,9 @@ Core and Builtins
 Library
 -------
 
+- Issue #10510: distutils register and upload methods now use HTML standards
+  compliant CRLF line endings.
+
 - Issue #9850: Fixed macpath.join() for empty first component.  Patch by
   Oleg Oshmyan.