Eliminate absolute imports in the library

html5lib/filters/lint.py

@@ -4,9 +4,9 @@
 _ = gettext
 
 from . import _base
-from html5lib.constants import cdataElements, rcdataElements, voidElements
+from ..constants import cdataElements, rcdataElements, voidElements
 
-from html5lib.constants import spaceCharacters
+from ..constants import spaceCharacters
 spaceCharacters = "".join(spaceCharacters)
 
 

html5lib/filters/sanitizer.py

@@ -1,7 +1,7 @@
 from __future__ import absolute_import, division, unicode_literals
 
 from . import _base
-from html5lib.sanitizer import HTMLSanitizerMixin
+from ..sanitizer import HTMLSanitizerMixin
 
 
 class Filter(_base.Filter, HTMLSanitizerMixin):

html5lib/filters/whitespace.py

@@ -3,7 +3,7 @@
 import re
 
 from . import _base
-from html5lib.constants import rcdataElements, spaceCharacters
+from ..constants import rcdataElements, spaceCharacters
 spaceCharacters = "".join(spaceCharacters)
 
 SPACES_REGEX = re.compile("[%s]+" % spaceCharacters)

html5lib/serializer/__init__.py

@@ -1,6 +1,6 @@
 from __future__ import absolute_import, division, unicode_literals
 
-from html5lib import treewalkers
+from .. import treewalkers
 
 from .htmlserializer import HTMLSerializer
 

html5lib/serializer/htmlserializer.py

@@ -10,9 +10,9 @@
 except ImportError:
     pass
 
-from html5lib.constants import voidElements, booleanAttributes, spaceCharacters
-from html5lib.constants import rcdataElements, entities, xmlEntities
-from html5lib import utils
+from ..constants import voidElements, booleanAttributes, spaceCharacters
+from ..constants import rcdataElements, entities, xmlEntities
+from .. import utils
 from xml.sax.saxutils import escape
 
 spaceCharacters = "".join(spaceCharacters)
@@ -177,18 +177,18 @@ def serialize(self, treewalker, encoding=None):
         in_cdata = False
         self.errors = []
         if encoding and self.inject_meta_charset:
-            from html5lib.filters.inject_meta_charset import Filter
+            from ..filters.inject_meta_charset import Filter
             treewalker = Filter(treewalker, encoding)
         # XXX: WhitespaceFilter should be used before OptionalTagFilter
         # for maximum efficiently of this latter filter
         if self.strip_whitespace:
-            from html5lib.filters.whitespace import Filter
+            from ..filters.whitespace import Filter
             treewalker = Filter(treewalker)
         if self.sanitize:
-            from html5lib.filters.sanitizer import Filter
+            from ..filters.sanitizer import Filter
             treewalker = Filter(treewalker)
         if self.omit_optional_tags:
-            from html5lib.filters.optionaltags import Filter
+            from ..filters.optionaltags import Filter
             treewalker = Filter(treewalker)
         for token in treewalker:
             type = token["type"]

html5lib/treebuilders/_base.py

@@ -1,7 +1,7 @@
 from __future__ import absolute_import, division, unicode_literals
 from six import text_type
 
-from html5lib.constants import scopingElements, tableInsertModeElements, namespaces
+from ..constants import scopingElements, tableInsertModeElements, namespaces
 
 # The scope markers are inserted when entering object elements,
 # marquees, table cells, and table captions, and are used to prevent formatting

html5lib/treebuilders/dom.py

@@ -5,9 +5,9 @@
 import weakref
 
 from . import _base
-from html5lib import constants
-from html5lib.constants import namespaces
-from html5lib.utils import moduleFactoryFactory
+from .. import constants
+from ..constants import namespaces
+from ..utils import moduleFactoryFactory
 
 
 def getDomBuilder(DomImplementation):

html5lib/treebuilders/etree.py

@@ -4,10 +4,10 @@
 import re
 
 from . import _base
-from html5lib import ihatexml
-from html5lib import constants
-from html5lib.constants import namespaces
-from html5lib.utils import moduleFactoryFactory
+from .. import ihatexml
+from .. import constants
+from ..constants import namespaces
+from ..utils import moduleFactoryFactory
 
 tag_regexp = re.compile("{([^}]*)}(.*)")
 

html5lib/treebuilders/etree_lxml.py

@@ -16,15 +16,13 @@
 import sys
 
 from . import _base
-from html5lib.constants import DataLossWarning
-import html5lib.constants as constants
+from ..constants import DataLossWarning
+from .. import constants
 from . import etree as etree_builders
-from html5lib import ihatexml
+from .. import ihatexml
+
+import lxml.etree as etree
 
-try:
-    import lxml.etree as etree
-except ImportError:
-    pass
 
 fullTree = True
 tag_regexp = re.compile("{([^}]*)}(.*)")

html5lib/treebuilders/simpletree.py

@@ -2,7 +2,7 @@
 from six import text_type
 
 from . import _base
-from html5lib.constants import voidElements, namespaces, prefixes
+from ..constants import voidElements, namespaces, prefixes
 from xml.sax.saxutils import escape
 
 # Really crappy basic implementation of a DOM-core like thing

html5lib/treewalkers/__init__.py

@@ -38,7 +38,7 @@ def getTreeWalker(treeType, implementation=None, **kwargs):
     treeType = treeType.lower()
     if treeType not in treeWalkerCache:
         if treeType in ("dom", "pulldom", "simpletree"):
-            name = "html5lib.treewalkers." + treeType
+            name = "%s.%s" % (__name__, treeType)
             __import__(name)
             mod = sys.modules[name]
             treeWalkerCache[treeType] = mod.TreeWalker

html5lib/treewalkers/_base.py

@@ -4,7 +4,7 @@
 import gettext
 _ = gettext.gettext
 
-from html5lib.constants import voidElements, spaceCharacters
+from ..constants import voidElements, spaceCharacters
 spaceCharacters = "".join(spaceCharacters)
 
 

html5lib/treewalkers/genshistream.py

@@ -6,7 +6,7 @@
 
 from . import _base
 
-from html5lib.constants import voidElements, namespaces
+from ..constants import voidElements, namespaces
 
 
 class TreeWalker(_base.TreeWalker):

html5lib/treewalkers/lxmletree.py

@@ -2,14 +2,14 @@
 from six import text_type
 
 from lxml import etree
-from html5lib.treebuilders.etree import tag_regexp
+from ..treebuilders.etree import tag_regexp
 
 from gettext import gettext
 _ = gettext
 
 from . import _base
 
-from html5lib import ihatexml
+from .. import ihatexml
 
 
 def ensure_str(s):

html5lib/treewalkers/pulldom.py

@@ -5,7 +5,7 @@
 
 from . import _base
 
-from html5lib.constants import voidElements
+from ..constants import voidElements
 
 
 class TreeWalker(_base.TreeWalker):