CkPython

Unzip Some Files by Iterating over Entries

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Demonstrates how to unzip specific files by iterating over entries in a .zip. CkPython

import sys
import chilkat

success = False

# This requires the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

zip = chilkat.CkZip()

# Open a .zip containing:
# 
# a1.xml
# b1.xml
# c1.xml
# dir1/a2.xml
# dir1/c2.xml
# dir2/dir3/c3.xml

# We wish to unzip only a1.xml, b1.xml, and c1.xml
success = zip.OpenZip("qa_data/zips/xml_files.zip")
if (success == False):
    print(zip.lastErrorText())
    sys.exit()

sbFilename = chilkat.CkStringBuilder()

entry = chilkat.CkZipEntry()
numEntries = zip.get_NumEntries()
i = 0
while i < numEntries :
    zip.EntryAt(i,entry)

    entryFilePath = entry.fileName()
    print(entryFilePath)

    if (entry.get_IsDirectory() == False):
        sbFilename.SetString(entryFilePath)
        if (sbFilename.Contains("/",False) == False):
            # Does not contain "/"
            # Unzip to the qa_output directory.
            success = entry.Extract("qa_output")
            if (success == False):
                print("Failed to unzip " + entryFilePath)
            else:
                print("Unzipped " + entryFilePath)

    i = i + 1