ray/lib/orchpy/arrays/single/core.py
2016-03-23 18:38:42 -07:00

51 lines
1.6 KiB
Python

from typing import List
import numpy as np
import orchpy as op
@op.distributed([List[int], str], [np.ndarray])
def zeros(shape, dtype_name):
return np.zeros(shape, dtype=np.dtype(dtype_name))
@op.distributed([np.ndarray], [np.ndarray])
def zeros_like(x):
return np.zeros_like(x)
@op.distributed([List[int], str], [np.ndarray])
def ones(shape, dtype_name):
return np.ones(shape, dtype=np.dtype(dtype_name))
@op.distributed([int, str], [np.ndarray])
def eye(dim, dtype_name):
return np.eye(dim, dtype=np.dtype(dtype_name))
@op.distributed([np.ndarray, np.ndarray], [np.ndarray])
def dot(a, b):
return np.dot(a, b)
# TODO(rkn): My preferred signature would have been
# @op.distributed([List[np.ndarray]], [np.ndarray]) but that currently doesn't
# work because that would expect a list of ndarrays not a list of ObjRefs
@op.distributed([np.ndarray, None], [np.ndarray])
def vstack(*xs):
return np.vstack(xs)
@op.distributed([np.ndarray, None], [np.ndarray])
def hstack(*xs):
return np.hstack(xs)
# TODO(rkn): this doesn't parallel the numpy API, but we can't really slice an ObjRef, think about this
@op.distributed([np.ndarray, List[int], List[int]], [np.ndarray])
def subarray(a, lower_indices, upper_indices): # TODO(rkn): be consistent about using "index" versus "indices"
return a[[slice(l, u) for (l, u) in zip(lower_indices, upper_indices)]]
@op.distributed([np.ndarray], [np.ndarray])
def copy(a):
return np.copy(a)
@op.distributed([np.ndarray], [np.ndarray])
def tril(a):
return np.tril(a)
@op.distributed([np.ndarray], [np.ndarray])
def triu(a):
return np.triu(a)