def replace(self, fieldname, oldtext, newtext):
"""Returns a copy of this query with oldtext replaced by newtext (if
oldtext was anywhere in this query).
Note that this returns a *new* query with the given text replaced. It
*does not* modify the original query "in place".
"""
# The default implementation uses the apply method to "pass down" the
# replace() method call
if self.is_leaf():
return copy.copy(self)
else:
return self.apply(methodcaller("replace", fieldname, oldtext,
newtext))
def replace(self, fieldname, oldtext, newtext):
"""Returns a copy of this query with oldtext replaced by newtext (if
oldtext was anywhere in this query).
Note that this returns a *new* query with the given text replaced. It
*does not* modify the original query "in place".
"""
# The default implementation uses the apply method to "pass down" the
# replace() method call
if self.is_leaf():
return copy.copy(self)
else:
return self.apply(methodcaller("replace", fieldname, oldtext,
newtext))