pandas.HDFStore.keys — pandas 2.2.3 documentation (original) (raw)

HDFStore.keys(include='pandas')[source]#

Return a list of keys corresponding to objects stored in HDFStore.

Parameters:

includestr, default ‘pandas’

When kind equals ‘pandas’ return pandas objects. When kind equals ‘native’ return native HDF5 Table objects.

Returns:

list

List of ABSOLUTE path-names (e.g. have the leading ‘/’).

Raises:

raises ValueError if kind has an illegal value

Examples

df = pd.DataFrame([[1, 2], [3, 4]], columns=['A', 'B']) store = pd.HDFStore("store.h5", 'w')
store.put('data', df)
store.get('data')
print(store.keys())
['/data1', '/data2'] store.close()