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import os
from importlib import import_module
import numpy as np
try:
from pandas import Panel
except ImportError:
from pandas import WidePanel as Panel # noqa
# Compatibility import for lib
for imp in ['pandas._libs.lib', 'pandas.lib']:
try:
lib = import_module(imp)
break
except:
pass
numeric_dtypes = [np.int64, np.int32, np.uint32, np.uint64, np.float32,
np.float64, np.int16, np.int8, np.uint16, np.uint8]
datetime_dtypes = [np.datetime64, np.timedelta64]
def setup(*args, **kwargs):
# This function just needs to be imported into each benchmark file to
# set up the random seed before each function.
# http://asv.readthedocs.io/en/latest/writing_benchmarks.html
np.random.seed(1234)
class BaseIO(object):
"""
Base class for IO benchmarks
"""
fname = None
def remove(self, f):
"""Remove created files"""
try:
os.remove(f)
except:
# On Windows, attempting to remove a file that is in use
# causes an exception to be raised
pass
def teardown(self, *args, **kwargs):
self.remove(self.fname)
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