我们从Python开源项目中，提取了以下35个代码示例，用于说明如何使用email.Header()。
def test_get_param(self): eq = self.assertEqual msg = email.message_from_string( "X-Header: foo=one; bar=two; baz=three\n") eq(msg.get_param('bar', header='x-header'), 'two') eq(msg.get_param('quuz', header='x-header'), None) eq(msg.get_param('quuz'), None) msg = email.message_from_string( 'X-Header: foo; bar="one"; baz=two\n') eq(msg.get_param('foo', header='x-header'), '') eq(msg.get_param('bar', header='x-header'), 'one') eq(msg.get_param('baz', header='x-header'), 'two') # XXX: We are not RFC-2045 compliant! We cannot parse: # msg["Content-Type"] = 'text/plain; weird="hey; dolly? [you] @ <\\"home\\">?"' # msg.get_param("weird") # yet.
def test_another_long_almost_unsplittable_header(self): eq = self.ndiffAssertEqual hstr = """\ bug demonstration \t12345678911234567892123456789312345678941234567895123456789612345678971234567898112345678911234567892123456789112345678911234567892123456789 \tmore text""" h = Header(hstr, continuation_ws='\t') eq(h.encode(), """\ bug demonstration \t12345678911234567892123456789312345678941234567895123456789612345678971234567898112345678911234567892123456789112345678911234567892123456789 \tmore text""") h = Header(hstr) eq(h.encode(), """\ bug demonstration 12345678911234567892123456789312345678941234567895123456789612345678971234567898112345678911234567892123456789112345678911234567892123456789 more text""")
def test__all__(self): module = __import__('email') all = module.__all__ all.sort() self.assertEqual(all, [ # Old names 'Charset', 'Encoders', 'Errors', 'Generator', 'Header', 'Iterators', 'MIMEAudio', 'MIMEBase', 'MIMEImage', 'MIMEMessage', 'MIMEMultipart', 'MIMENonMultipart', 'MIMEText', 'Message', 'Parser', 'Utils', 'base64MIME', # new names 'base64mime', 'charset', 'encoders', 'errors', 'generator', 'header', 'iterators', 'message', 'message_from_file', 'message_from_string', 'mime', 'parser', 'quopriMIME', 'quoprimime', 'utils', ])
def test_get_params(self): eq = self.assertEqual msg = email.message_from_string( 'X-Header: foo=one; bar=two; baz=three\n') eq(msg.get_params(header='x-header'), [('foo', 'one'), ('bar', 'two'), ('baz', 'three')]) msg = email.message_from_string( 'X-Header: foo; bar=one; baz=two\n') eq(msg.get_params(header='x-header'), [('foo', ''), ('bar', 'one'), ('baz', 'two')]) eq(msg.get_params(), None) msg = email.message_from_string( 'X-Header: foo; bar="one"; baz=two\n') eq(msg.get_params(header='x-header'), [('foo', ''), ('bar', 'one'), ('baz', 'two')])
def test_has_key(self): msg = email.message_from_string('Header: exists') self.failUnless(msg.has_key('header')) self.failUnless(msg.has_key('Header')) self.failUnless(msg.has_key('HEADER')) self.failIf(msg.has_key('headeri'))
def test_long_header_encode_with_tab_continuation(self): eq = self.ndiffAssertEqual h = Header('wasnipoop; giraffes="very-long-necked-animals"; ' 'spooge="yummy"; hippos="gargantuan"; marshmallows="gooey"', header_name='X-Foobar-Spoink-Defrobnit', continuation_ws='\t') eq(h.encode(), '''\ wasnipoop; giraffes="very-long-necked-animals"; \tspooge="yummy"; hippos="gargantuan"; marshmallows="gooey"''')
def test_no_split_long_header(self): eq = self.ndiffAssertEqual hstr = 'References: ' + 'x' * 80 h = Header(hstr, continuation_ws='\t') eq(h.encode(), """\ References: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx""")
def test_long_8bit_header(self): eq = self.ndiffAssertEqual msg = Message() h = Header('Britische Regierung gibt', 'iso-8859-1', header_name='Subject') h.append('gr\xfcnes Licht f\xfcr Offshore-Windkraftprojekte') msg['Subject'] = h eq(msg.as_string(), """\ Subject: =?iso-8859-1?q?Britische_Regierung_gibt?= =?iso-8859-1?q?gr=FCnes?= =?iso-8859-1?q?_Licht_f=FCr_Offshore-Windkraftprojekte?= """)
def test_shorter_line_with_append(self): eq = self.ndiffAssertEqual s = 'This is a shorter line.' h = Header(s) h.append('Add another sentence. (Surprise?)') eq(h.encode(), 'This is a shorter line. Add another sentence. (Surprise?)')
def test_long_field_name(self): eq = self.ndiffAssertEqual fn = 'X-Very-Very-Very-Long-Header-Name' gs = "Die Mieter treten hier ein werden mit einem Foerderband komfortabel den Korridor entlang, an s\xfcdl\xfcndischen Wandgem\xe4lden vorbei, gegen die rotierenden Klingen bef\xf6rdert. " h = Header(gs, 'iso-8859-1', header_name=fn) # BAW: this seems broken because the first line is too long eq(h.encode(), """\ =?iso-8859-1?q?Die_Mieter_treten_hier_?= =?iso-8859-1?q?ein_werden_mit_einem_Foerderband_komfortabel_den_Korridor_?= =?iso-8859-1?q?entlang=2C_an_s=FCdl=FCndischen_Wandgem=E4lden_vorbei=2C_g?= =?iso-8859-1?q?egen_die_rotierenden_Klingen_bef=F6rdert=2E_?=""")
def test_long_received_header(self): h = 'from FOO.TLD (vizworld.acl.foo.tld [123.452.678.9]) by hrothgar.la.mastaler.com (tmda-ofmipd) with ESMTP; Wed, 05 Mar 2003 18:10:18 -0700' msg = Message() msg['Received-1'] = Header(h, continuation_ws='\t') msg['Received-2'] = h self.assertEqual(msg.as_string(), """\ Received-1: from FOO.TLD (vizworld.acl.foo.tld [123.452.678.9]) by \throthgar.la.mastaler.com (tmda-ofmipd) with ESMTP; \tWed, 05 Mar 2003 18:10:18 -0700 Received-2: from FOO.TLD (vizworld.acl.foo.tld [123.452.678.9]) by \throthgar.la.mastaler.com (tmda-ofmipd) with ESMTP; \tWed, 05 Mar 2003 18:10:18 -0700 """)
def test_long_unbreakable_lines_with_continuation(self): eq = self.ndiffAssertEqual msg = Message() t = """\ iVBORw0KGgoAAAANSUhEUgAAADAAAAAwBAMAAAClLOS0AAAAGFBMVEUAAAAkHiJeRUIcGBi9 locQDQ4zJykFBAXJfWDjAAACYUlEQVR4nF2TQY/jIAyFc6lydlG5x8Nyp1Y69wj1PN2I5gzp""" msg['Face-1'] = t msg['Face-2'] = Header(t, header_name='Face-2') eq(msg.as_string(), """\ Face-1: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwBAMAAAClLOS0AAAAGFBMVEUAAAAkHiJeRUIcGBi9 \tlocQDQ4zJykFBAXJfWDjAAACYUlEQVR4nF2TQY/jIAyFc6lydlG5x8Nyp1Y69wj1PN2I5gzp Face-2: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwBAMAAAClLOS0AAAAGFBMVEUAAAAkHiJeRUIcGBi9 locQDQ4zJykFBAXJfWDjAAACYUlEQVR4nF2TQY/jIAyFc6lydlG5x8Nyp1Y69wj1PN2I5gzp """)
def test_strip_line_feed_and_carriage_return_in_headers(self): eq = self.assertEqual # For [ 1002475 ] email message parser doesn't handle \r\n correctly value1 = 'text' value2 = 'more text' m = 'Header: %s\r\nNext-Header: %s\r\n\r\nBody\r\n\r\n' % ( value1, value2) msg = email.message_from_string(m) eq(msg.get('Header'), value1) eq(msg.get('Next-Header'), value2)
def test_simple(self): eq = self.ndiffAssertEqual h = Header('Hello World!') eq(h.encode(), 'Hello World!') h.append(' Goodbye World!') eq(h.encode(), 'Hello World! Goodbye World!')
def test_simple_surprise(self): eq = self.ndiffAssertEqual h = Header('Hello World!') eq(h.encode(), 'Hello World!') h.append('Goodbye World!') eq(h.encode(), 'Hello World! Goodbye World!')
def test_long(self): h = Header("I am the very model of a modern Major-General; I've information vegetable, animal, and mineral; I know the kings of England, and I quote the fights historical from Marathon to Waterloo, in order categorical; I'm very well acquainted, too, with matters mathematical; I understand equations, both the simple and quadratical; about binomial theorem I'm teeming with a lot o' news, with many cheerful facts about the square of the hypotenuse.", maxlinelen=76) for l in h.encode(splitchars=' ').split('\n '): self.failUnless(len(l) <= 76)
def test_header_ctor_default_args(self): eq = self.ndiffAssertEqual h = Header() eq(h, '') h.append('foo', Charset('iso-8859-1')) eq(h, '=?iso-8859-1?q?foo?=')
def test_explicit_maxlinelen(self): eq = self.ndiffAssertEqual hstr = 'A very long line that must get split to something other than at the 76th character boundary to test the non-default behavior' h = Header(hstr) eq(h.encode(), '''\ A very long line that must get split to something other than at the 76th character boundary to test the non-default behavior''') h = Header(hstr, header_name='Subject') eq(h.encode(), '''\ A very long line that must get split to something other than at the 76th character boundary to test the non-default behavior''') h = Header(hstr, maxlinelen=1024, header_name='Subject') eq(h.encode(), hstr)
def test_string_charset(self): eq = self.assertEqual h = Header() h.append('hello', 'iso-8859-1') eq(h, '=?iso-8859-1?q?hello?=') ## def test_unicode_error(self): ## raises = self.assertRaises ## raises(UnicodeError, Header, u'[P\xf6stal]', 'us-ascii') ## raises(UnicodeError, Header, '[P\xf6stal]', 'us-ascii') ## h = Header() ## raises(UnicodeError, h.append, u'[P\xf6stal]', 'us-ascii') ## raises(UnicodeError, h.append, '[P\xf6stal]', 'us-ascii') ## raises(UnicodeError, Header, u'\u83ca\u5730\u6642\u592b', 'iso-8859-1')
def test_utf8_shortest(self): eq = self.assertEqual h = Header(u'p\xf6stal', 'utf-8') eq(h.encode(), '=?utf-8?q?p=C3=B6stal?=') h = Header(u'\u83ca\u5730\u6642\u592b', 'utf-8') eq(h.encode(), '=?utf-8?b?6I+K5Zyw5pmC5aSr?=')
def test_bad_8bit_header(self): raises = self.assertRaises eq = self.assertEqual x = 'Ynwp4dUEbay Auction Semiar- No Charge \x96 Earn Big' raises(UnicodeError, Header, x) h = Header() raises(UnicodeError, h.append, x) eq(str(Header(x, errors='replace')), x) h.append(x, errors='replace') eq(str(h), x)
def test_has_key(self): msg = email.message_from_string('Header: exists') self.assertTrue(msg.has_key('header')) self.assertTrue(msg.has_key('Header')) self.assertTrue(msg.has_key('HEADER')) self.assertFalse(msg.has_key('headeri'))
