Name
whichdb
Synopsis
whichdb(filename)Opens the file specified by filename and
determines which DBM-like package created the file.
whichdb returns None if the
file does not exist or cannot be opened and read.
whichdb returns '' if the file
exists and can be opened and read, but it cannot be determined which
DBM-like package created the file (i.e., the file is not a DBM file).
whichdb returns a string naming a module, such as
'dbm', 'dumbdbm', or
'dbhash', if it can determine which module can
read the DBM-like file named by filename.
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