(Chilkat2-Python) XML Sort by Content

Demonstrates the SortByContent method.

The input XML, available at http://www.chilkatsoft.com/data/fruitSort2.xml, is this:

<root>
    <fruits>
        <apples>
            <apple>fuji</apple>
            <apple>gala</apple>
            <apple>granny smith</apple>
            <apple>honeycrisp</apple>
            <apple>mcintosh</apple>
        </apples>
        <fruit>banana</fruit>
        <fruit>blackberry</fruit>
        <fruit>blueberry</fruit>
        <fruit>orange</fruit>
        <fruit>pear</fruit>
    </fruits>
</root>

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import sys
import chilkat2

xml = chilkat2.Xml()

# The sample input XML is available at http://www.chilkatsoft.com/data/fruitSort2.xml
success = xml.LoadXmlFile("fruitSort2.xml")
if (success != True):
    print(xml.LastErrorText)
    sys.exit()

# Sort the direct children under the "fruits" node by tag:
# xSortRoot is a CkXml
xSortRoot = xml.FindChild("fruits")

# Sort in ascending order.
bAscending = True
xSortRoot.SortByContent(bAscending)

# Show the result:
print(xml.GetXml())

# Note:  The "apples" node contains child nodes, but its 
# text content is 0-length (empty).  Therefore, when sorting in
# ascending order, it will be positioned before the direct
# children containing non-empty content.

# <root>
#     <fruits>
#         <apples>
#             <apple>granny smith</apple>
#             <apple>gala</apple>
#             <apple>fuji</apple>
#             <apple>mcintosh</apple>
#             <apple>honeycrisp</apple>
#         </apples>
#         <fruit>banana</fruit>
#         <fruit>blackberry</fruit>
#         <fruit>blueberry</fruit>
#         <fruit>orange</fruit>
#         <fruit>pear</fruit>
#     </fruits>
# </root>

# Sort the direct children under the "apples" node:
success = xSortRoot.FindChild2("apples")

xSortRoot.SortByContent(bAscending)
print(xml.GetXml())

# <root>
#     <fruits>
#         <apples>
#             <apple>fuji</apple>
#             <apple>gala</apple>
#             <apple>granny smith</apple>
#             <apple>honeycrisp</apple>
#             <apple>mcintosh</apple>
#         </apples>
#         <fruit>banana</fruit>
#         <fruit>blackberry</fruit>
#         <fruit>blueberry</fruit>
#         <fruit>orange</fruit>
#         <fruit>pear</fruit>
#     </fruits>
# </root>