"""
Loads hvPlot sample data using intake catalogue.
"""

import os

try:
    from intake import open_catalog
except:
    raise ImportError('Loading hvPlot sample data requires intake '
                      'and intake-parquet. Install it using conda or '
                      'pip before loading data.')

_file_path = os.path.dirname(__file__)
if os.path.isdir(os.path.join(_file_path, 'examples')):
    _cat_path = os.path.join(_file_path, 'examples', 'datasets.yaml')
else:
    _cat_path = os.path.join(_file_path, '..', 'examples', 'datasets.yaml')

# Load catalogue
catalogue = open_catalog(_cat_path)

# Add catalogue entries to namespace
for _c in catalogue:
    globals()[_c] = catalogue[_c]