from __future__ import absolute_import, division, print_function

try:
    from ..utils import ignoring
    from .blockwise import blockwise, atop
    from .core import (Array, block, concatenate, stack, from_array, store,
                       map_blocks, to_hdf5, to_npy_stack, from_npy_stack,
                       from_delayed, asarray, asanyarray, PerformanceWarning,
                       broadcast_arrays, broadcast_to, from_zarr, to_zarr)
    from .routines import (take, choose, argwhere, where, coarsen, insert,
                           ravel, roll, unique, squeeze, ptp, diff, ediff1d,
                           gradient, bincount, digitize, histogram, cov, array,
                           dstack, vstack, hstack, compress, extract, round,
                           count_nonzero, flatnonzero, nonzero, unravel_index,
                           around, isin, isnull, notnull, isclose, allclose,
                           corrcoef, swapaxes, tensordot, transpose, dot, vdot,
                           matmul, outer, apply_along_axis, apply_over_axes,
                           result_type, atleast_1d, atleast_2d, atleast_3d,
                           piecewise, flip, flipud, fliplr, einsum, average)
    from .reshape import reshape
    from .ufunc import (add, subtract, multiply, divide, logaddexp, logaddexp2,
            true_divide, floor_divide, negative, power, remainder, mod, conj, exp,
            exp2, log, log2, log10, log1p, expm1, sqrt, square, cbrt, reciprocal,
            sin, cos, tan, arcsin, arccos, arctan, arctan2, hypot, sinh, cosh,
            tanh, arcsinh, arccosh, arctanh, deg2rad, rad2deg, greater,
            greater_equal, less, less_equal, not_equal, equal, maximum,
            bitwise_and, bitwise_or, bitwise_xor, bitwise_not, invert, minimum,
            logical_and, logical_or, logical_xor, logical_not, fmax, fmin,
            isreal, iscomplex, isfinite, isinf, isneginf, isposinf, isnan, signbit,
            copysign, nextafter, spacing, ldexp, fmod, floor, ceil, trunc, degrees,
            radians, rint, fix, angle, real, imag, clip, fabs, sign, absolute,
            i0, sinc, nan_to_num, frexp, modf, divide, frompyfunc)
    try:
        from .ufunc import float_power
    except ImportError:
        # Absent for NumPy versions prior to 1.12.
        pass
    from .reductions import (sum, prod, mean, std, var, any, all, min, max,
                             moment,
                             argmin, argmax,
                             nansum, nanmean, nanstd, nanvar, nanmin,
                             nanmax, nanargmin, nanargmax,
                             cumsum, cumprod,
                             topk, argtopk)
    from .percentile import percentile
    with ignoring(ImportError):
        from .reductions import nanprod, nancumprod, nancumsum
    with ignoring(ImportError):
        from . import ma
    from . import random, linalg, overlap, fft, backends
    from .overlap import map_overlap
    from .wrap import ones, zeros, empty, full
    from .creation import ones_like, zeros_like, empty_like, full_like
    from .rechunk import rechunk
    from ..base import compute
    from .optimization import optimize
    from .creation import (arange, linspace, meshgrid, indices, diag, eye,
                           triu, tril, fromfunction, tile, repeat, pad,
                           diagonal)
    from .gufunc import apply_gufunc, gufunc, as_gufunc
    from .utils import assert_eq

except ImportError as e:
    msg = ("Dask array requirements are not installed.\n\n"
           "Please either conda or pip install as follows:\n\n"
           "  conda install dask                 # either conda install\n"
           "  pip install dask[array] --upgrade  # or pip install")
    raise ImportError(str(e) + '\n\n' + msg)