Get rid of some more cases of backquotes.  parsermodule.c doesn't compile
but looks like that was a problem before this change.
diff --git a/Lib/pydoc.py b/Lib/pydoc.py
index 29c6cc4..3459fbe 100755
--- a/Lib/pydoc.py
+++ b/Lib/pydoc.py
@@ -1564,7 +1564,7 @@
         'CLASSES': ('ref/types', 'class SPECIALMETHODS PRIVATENAMES'),
         'MODULES': ('lib/typesmodules', 'import'),
         'PACKAGES': 'import',
-        'EXPRESSIONS': ('ref/summary', 'lambda or and not in is BOOLEAN COMPARISON BITWISE SHIFTING BINARY FORMATTING POWER UNARY ATTRIBUTES SUBSCRIPTS SLICINGS CALLS TUPLES LISTS DICTIONARIES BACKQUOTES'),
+        'EXPRESSIONS': ('ref/summary', 'lambda or and not in is BOOLEAN COMPARISON BITWISE SHIFTING BINARY FORMATTING POWER UNARY ATTRIBUTES SUBSCRIPTS SLICINGS CALLS TUPLES LISTS DICTIONARIES'),
         'OPERATORS': 'EXPRESSIONS',
         'PRECEDENCE': 'EXPRESSIONS',
         'OBJECTS': ('ref/objects', 'TYPES'),
@@ -1587,14 +1587,13 @@
         'IDENTIFIERS': ('ref/identifiers', 'keywords SPECIALIDENTIFIERS'),
         'SPECIALIDENTIFIERS': ('ref/id-classes', ''),
         'PRIVATENAMES': ('ref/atom-identifiers', ''),
-        'LITERALS': ('ref/atom-literals', 'STRINGS BACKQUOTES NUMBERS TUPLELITERALS LISTLITERALS DICTIONARYLITERALS'),
+        'LITERALS': ('ref/atom-literals', 'STRINGS NUMBERS TUPLELITERALS LISTLITERALS DICTIONARYLITERALS'),
         'TUPLES': 'SEQUENCES',
         'TUPLELITERALS': ('ref/exprlists', 'TUPLES LITERALS'),
         'LISTS': ('lib/typesseq-mutable', 'LISTLITERALS'),
         'LISTLITERALS': ('ref/lists', 'LISTS LITERALS'),
         'DICTIONARIES': ('lib/typesmapping', 'DICTIONARYLITERALS'),
         'DICTIONARYLITERALS': ('ref/dict', 'DICTIONARIES LITERALS'),
-        'BACKQUOTES': ('ref/string-conversions', 'repr str STRINGS LITERALS'),
         'ATTRIBUTES': ('ref/attribute-references', 'getattr hasattr setattr ATTRIBUTEMETHODS'),
         'SUBSCRIPTS': ('ref/subscriptions', 'SEQUENCEMETHODS1'),
         'SLICINGS': ('ref/slicings', 'SEQUENCEMETHODS2'),