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Commit 2126ef50 authored by Theo Steininger's avatar Theo Steininger
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Added Python3 compatibility

parent 083f6433
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d2o/__init__.py
View file @ 2126ef50
......@@ -17,13 +17,14 @@
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from __future__ import division
from __future__ import absolute_import
from version import __version__
from .version import __version__
from config import configuration
from distributed_data_object import distributed_data_object
from d2o_librarian import d2o_librarian
from .config import configuration
from .distributed_data_object import distributed_data_object
from .d2o_librarian import d2o_librarian
from strategies import STRATEGIES
from .strategies import STRATEGIES
from factory_methods import *
from .factory_methods import *
d2o/config/__init__.py
View file @ 2126ef50
from __future__ import absolute_import
# D2O
# Copyright (C) 2016 Theo Steininger
#
......@@ -16,5 +17,5 @@
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from d2o_config import dependency_injector,\
from .d2o_config import dependency_injector,\
configuration
d2o/d2o_iter.py
View file @ 2126ef50
......@@ -16,6 +16,7 @@
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from builtins import object
import numpy as np
......@@ -29,7 +30,7 @@ class d2o_iter(object):
def __iter__(self):
return self
def next(self):
def __next__(self):
if self.n == 0:
raise StopIteration()
......
d2o/d2o_librarian.py
View file @ 2126ef50
......@@ -16,6 +16,7 @@
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from builtins import object
from weakref import WeakValueDictionary as weakdict
......
d2o/distributed_data_object.py
View file @ 2126ef50
from __future__ import division
from __future__ import absolute_import
# D2O
# Copyright (C) 2016 Theo Steininger
#
......@@ -23,10 +25,10 @@ from keepers import Versionable,\
from d2o.config import configuration as gc,\
dependency_injector as gdi
from d2o_librarian import d2o_librarian
from cast_axis_to_tuple import cast_axis_to_tuple
from .d2o_librarian import d2o_librarian
from .cast_axis_to_tuple import cast_axis_to_tuple
from strategies import STRATEGIES
from .strategies import STRATEGIES
MPI = gdi[gc['mpi_module']]
......@@ -174,7 +176,7 @@ class distributed_data_object(Loggable, Versionable, object):
if distribution_strategy is None:
distribution_strategy = gc['default_distribution_strategy']
from distributor_factory import distributor_factory
from .distributor_factory import distributor_factory
self.distributor = distributor_factory.get_distributor(
distribution_strategy=distribution_strategy,
comm=comm,
......@@ -263,7 +265,7 @@ class distributed_data_object(Loggable, Versionable, object):
# repair its class
new_copy.__class__ = self.__class__
# now copy everthing in the __dict__ except for the data array
for key, value in self.__dict__.items():
for key, value in list(self.__dict__.items()):
if key != 'data':
new_copy.__dict__[key] = value
else:
......@@ -837,7 +839,7 @@ class distributed_data_object(Loggable, Versionable, object):
_builtin_helper
"""
return self.__div__(other)
return self._builtin_helper('__truediv__', other)
def __rdiv__(self, other):
""" x.__rdiv__(y) <==> y/x
......@@ -857,7 +859,7 @@ class distributed_data_object(Loggable, Versionable, object):
_builtin_helper
"""
return self.__rdiv__(other)
return self._builtin_helper('__rtruediv__', other)
def __idiv__(self, other):
""" x.__idiv__(y) <==> x/=y
......@@ -879,7 +881,9 @@ class distributed_data_object(Loggable, Versionable, object):
_builtin_helper
"""
return self.__idiv__(other)
return self._builtin_helper('__itruediv__',
other,
inplace=True)
def __floordiv__(self, other):
""" x.__floordiv__(y) <==> x//y
......@@ -1472,7 +1476,10 @@ class distributed_data_object(Loggable, Versionable, object):
if axis is ():
return self.copy()
length = max(self.amax() + 1, minlength)
if minlength is not None:
length = max(self.amax() + 1, minlength)
else:
length = self.amax() + 1
return self.distributor.bincount(obj=self,
length=length,
......
d2o/distributor_factory.py
View file @ 2126ef50
from __future__ import absolute_import
# D2O
# Copyright (C) 2016 Theo Steininger
#
......@@ -17,6 +18,11 @@
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from builtins import next
from builtins import str
from builtins import map
from builtins import range
from builtins import object
import numpy as np
from keepers import Loggable
......@@ -24,17 +30,18 @@ from keepers import Loggable
from d2o.config import configuration as gc,\
dependency_injector as gdi
from distributed_data_object import distributed_data_object
from .distributed_data_object import distributed_data_object
from d2o_iter import d2o_slicing_iter,\
from .d2o_iter import d2o_slicing_iter,\
d2o_not_iter
from d2o_librarian import d2o_librarian
from dtype_converter import dtype_converter
from cast_axis_to_tuple import cast_axis_to_tuple
from translate_to_mpi_operator import op_translate_dict
from slicing_generator import slicing_generator
from .d2o_librarian import d2o_librarian
from .dtype_converter import dtype_converter
from .cast_axis_to_tuple import cast_axis_to_tuple
from .translate_to_mpi_operator import op_translate_dict
from .slicing_generator import slicing_generator
from strategies import STRATEGIES
from .strategies import STRATEGIES
from functools import reduce
MPI = gdi[gc['mpi_module']]
h5py = gdi.get('h5py')
......@@ -208,10 +215,10 @@ class _distributor_factory(Loggable, object):
kwargs['dtype'] = self.dictionize_np(kwargs['dtype'])
kwargs['distribution_strategy'] = distribution_strategy
return frozenset(kwargs.items())
return frozenset(list(kwargs.items()))
def dictionize_np(self, x):
dic = x.type.__dict__.items()
dic = list(x.type.__dict__.items())
if x is np.float:
dic[24] = 0
dic[29] = 0
......@@ -275,8 +282,8 @@ def _infer_key_type(key):
elif isinstance(key, tuple) or isinstance(key, list):
# Check if there is something different in the array than
# scalars and slices
scalarQ = np.array(map(np.isscalar, key))
sliceQ = np.array(map(lambda z: isinstance(z, slice), key))
scalarQ = np.array(list(map(np.isscalar, key)))
sliceQ = np.array([isinstance(z, slice) for z in key])
if np.all(scalarQ + sliceQ):
found = 'slicetuple'
else:
......@@ -377,26 +384,24 @@ class distributor(object):
# from the librarian
else:
to_index_list = comm.allgather(to_key.index)
to_key_list = map(lambda z: d2o_librarian[z], to_index_list)
to_key_list = [d2o_librarian[z] for z in to_index_list]
# gather the local from_keys. It is the same procedure as above
if from_found != 'd2o':
from_key_list = comm.allgather(from_key)
else:
from_index_list = comm.allgather(from_key.index)
from_key_list = map(lambda z: d2o_librarian[z],
from_index_list)
from_key_list = [d2o_librarian[z] for z in from_index_list]
local_data_update_is_scalar = np.isscalar(data_update)
local_scalar_list = comm.allgather(local_data_update_is_scalar)
for i in xrange(len(to_key_list)):
for i in range(len(to_key_list)):
if np.all(np.array(local_scalar_list) == True):
scalar_list = comm.allgather(data_update)
temp_data_update = scalar_list[i]
elif isinstance(data_update, distributed_data_object):
data_update_index_list = comm.allgather(data_update.index)
data_update_list = map(lambda z: d2o_librarian[z],
data_update_index_list)
data_update_list = [d2o_librarian[z] for z in data_update_index_list]
temp_data_update = data_update_list[i]
else:
# build a temporary freeform d2o which only contains data
......@@ -458,14 +463,14 @@ class distributor(object):
# do the reordering
ndim = len(self.global_shape)
axis = sorted(cast_axis_to_tuple(axis, length=ndim))
reordering = [x for x in xrange(ndim) if x not in axis]
reordering = [x for x in range(ndim) if x not in axis]
reordering += axis
data = np.transpose(data, reordering)
if local_weights is not None:
local_weights = np.transpose(local_weights, reordering)
reord_axis = range(ndim-len(axis), ndim)
reord_axis = list(range(ndim-len(axis), ndim))
# semi-flatten the dimensions in `axis`, i.e. after reordering
# the last ones.
......@@ -507,9 +512,9 @@ class distributor(object):
# axis has been sorted above
insert_position = axis[0]
new_ndim = len(local_counts.shape)
return_order = (range(0, insert_position) +
return_order = (list(range(0, insert_position)) +
[new_ndim-1, ] +
range(insert_position, new_ndim-1))
list(range(insert_position, new_ndim-1)))
local_counts = np.ascontiguousarray(
local_counts.transpose(return_order))
return self._combine_local_bincount_counts(obj, local_counts, axis)
......@@ -656,7 +661,7 @@ class _slicing_distributor(distributor):
# get first node with non-None data
try:
start = next(i for i in xrange(size) if got_array_list[i] > 1)
start = next(i for i in range(size) if got_array_list[i] > 1)
except(StopIteration):
raise ValueError("ERROR: No process with non-None data.")
......@@ -675,7 +680,7 @@ class _slicing_distributor(distributor):
self.comm.Bcast([result_data, mpi_dtype], root=start)
for i in xrange(start+1, size):
for i in range(start+1, size):
if got_array_list[i] > 1:
if rank == i:
temp_data = data
......@@ -686,7 +691,7 @@ class _slicing_distributor(distributor):
else:
result_data = self.comm.bcast(data, root=start)
for i in xrange(start+1, size):
for i in range(start+1, size):
if got_array_list[i] > 1:
temp_data = self.comm.bcast(data, root=i)
result_data = op(result_data, temp_data)
......@@ -702,7 +707,7 @@ class _slicing_distributor(distributor):
if axis is None:
new_shape = ()
else:
new_shape = tuple([old_shape[i] for i in xrange(len(old_shape))
new_shape = tuple([old_shape[i] for i in range(len(old_shape))
if i not in axis])
local_data = parent.data
......@@ -1015,7 +1020,7 @@ class _slicing_distributor(distributor):
# from the librarian
else:
index_list = comm.allgather(key.index)
key_list = map(lambda z: d2o_librarian[z], index_list)
key_list = [d2o_librarian[z] for z in index_list]
i = 0
for temp_key in key_list:
# build the locally fed d2o
......@@ -1104,7 +1109,7 @@ class _slicing_distributor(distributor):
# if the index lies within the local nodes' data-range
# take the shifted index, combined with rest of from_list_key
result = [local_zeroth_key]
for ii in xrange(1, len(from_list_key)):
for ii in range(1, len(from_list_key)):
current = from_list_key[ii]
if isinstance(current, distributed_data_object):
result.append(current.get_full_data())
......@@ -1125,21 +1130,20 @@ class _slicing_distributor(distributor):
raise ValueError("Index out of bounds!")
# shift the indices according to shift
shift_list = self.comm.allgather(shift)
local_zeroth_key_list = map(lambda z: zeroth_key - z, shift_list)
local_zeroth_key_list = [zeroth_key - z for z in shift_list]
# discard all entries where the indices are negative or larger
# than local_length
greater_than_lower_list = map(lambda z: z >= 0,
local_zeroth_key_list)
greater_than_lower_list = [z >= 0 for z in local_zeroth_key_list]
# -> build up a list with the local selection d2o's
local_length_list = self.comm.allgather(local_length)
less_than_upper_list = map(lambda z, zz: z < zz,
local_zeroth_key_list,
local_length_list)
local_selection_list = map(lambda z, zz: z * zz,
less_than_upper_list,
greater_than_lower_list)
for j in xrange(len(local_zeroth_key_list)):
less_than_upper_list = list(map(lambda z, zz: z < zz,
local_zeroth_key_list,
local_length_list))
local_selection_list = list(map(lambda z, zz: z * zz,
less_than_upper_list,
greater_than_lower_list))
for j in range(len(local_zeroth_key_list)):
temp_result = local_zeroth_key_list[j].\
get_data(local_selection_list[j]).\
get_full_data(target_rank=j)
......@@ -1152,7 +1156,7 @@ class _slicing_distributor(distributor):
# "ERROR: The first dimemnsion of list_key must be sorted!"))
result = [result]
for ii in xrange(1, len(from_list_key)):
for ii in range(1, len(from_list_key)):
current = from_list_key[ii]
if np.isscalar(current):
result.append(current)
......@@ -1161,7 +1165,7 @@ class _slicing_distributor(distributor):
local_selection_list[rank],
local_keys=True).get_local_data(copy=False))
else:
for j in xrange(len(local_selection_list)):
for j in range(len(local_selection_list)):
temp_select = local_selection_list[j].\
get_full_data(target_rank=j)
if j == rank:
......@@ -1192,7 +1196,7 @@ class _slicing_distributor(distributor):
# raise ValueError(about_cstring(
# "ERROR: The first dimemnsion of list_key must be sorted!"))
for ii in xrange(1, len(from_list_key)):
for ii in range(1, len(from_list_key)):
current = from_list_key[ii]
if np.isscalar(current):
result.append(current)
......@@ -1270,21 +1274,23 @@ class _slicing_distributor(distributor):
global_length):
# Reformulate negative indices
if slice_object.start < 0 and slice_object.start is not None:
temp_start = slice_object.start + global_length
if temp_start < 0:
temp_start = 0
if slice_object.start is not None:
if slice_object.start < 0:
temp_start = slice_object.start + global_length
if temp_start < 0:
temp_start = 0
slice_object = slice(temp_start, slice_object.stop,
slice_object.step)
slice_object = slice(temp_start, slice_object.stop,
slice_object.step)
if slice_object.stop < 0 and slice_object.stop is not None:
temp_stop = slice_object.stop + global_length
if temp_stop < 0:
temp_stop = None
if slice_object.stop is not None:
if slice_object.stop < 0:
temp_stop = slice_object.stop + global_length
if temp_stop < 0:
temp_stop = None
slice_object = slice(slice_object.start, temp_stop,
slice_object.step)
slice_object = slice(slice_object.start, temp_stop,
slice_object.step)
# initialize the step
if slice_object.step is None:
......@@ -1530,10 +1536,10 @@ class _slicing_distributor(distributor):
local_where[0] = local_where[0] + self.local_start
local_where = tuple(local_where)
global_where = map(lambda z: distributed_data_object(
local_data=z,
distribution_strategy='freeform'),
local_where)
global_where = \
[distributed_data_object(local_data=z,
distribution_strategy='freeform')
for z in local_where]
return global_where
def unique(self, data):
......@@ -1552,7 +1558,7 @@ class _slicing_distributor(distributor):
[local_data_length_list, MPI.INT])
global_unique_data = np.array([], dtype=self.dtype)
for i in xrange(size):
for i in range(size):
# broadcast data to the other nodes
# prepare the recv array
if rank != i:
......@@ -2151,10 +2157,10 @@ class _not_distributor(distributor):
def where(self, data):
# compute the result from np.where
local_where = np.where(data)
global_where = map(lambda z: distributed_data_object(
global_data=z,
distribution_strategy='not'),
local_where)
global_where = \
[distributed_data_object(global_data=z,
distribution_strategy='not')
for z in local_where]
return global_where
def unique(self, data):
......
d2o/dtype_converter.py
View file @ 2126ef50
......@@ -16,6 +16,8 @@
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from builtins import map
from builtins import object
import numpy as np
from d2o.config import configuration as gc,\
......@@ -54,15 +56,17 @@ class _dtype_converter(object):
[np.dtype('complex128'), MPI.DOUBLE_COMPLEX]]
to_mpi_pre_dict = np.array(pre_dict)
to_mpi_pre_dict[:, 0] = map(self.dictionize_np, to_mpi_pre_dict[:, 0])
to_mpi_pre_dict[:, 0] = list(map(self.dictionize_np,
to_mpi_pre_dict[:, 0]))
self._to_mpi_dict = dict(to_mpi_pre_dict)
to_np_pre_dict = np.array(pre_dict)[:, ::-1]
to_np_pre_dict[:, 0] = map(self.dictionize_mpi, to_np_pre_dict[:, 0])
to_np_pre_dict[:, 0] = list(map(self.dictionize_mpi,
to_np_pre_dict[:, 0]))
self._to_np_dict = dict(to_np_pre_dict)
def dictionize_np(self, x):
dic = x.type.__dict__.items()
dic = list(x.type.__dict__.items())
if x.type is np.float:
dic[24] = 0
dic[29] = 0
......
d2o/factory_methods.py
View file @ 2126ef50
# -*- coding: utf-8 -*-
from __future__ import absolute_import
import numpy as np
from d2o.config import configuration as gc
from distributed_data_object import distributed_data_object
from .distributed_data_object import distributed_data_object
from strategies import STRATEGIES
from .strategies import STRATEGIES
__all__ = ['arange']
......
d2o/slicing_generator.py
View file @ 2126ef50
......@@ -16,6 +16,8 @@
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from builtins import next
from builtins import range
import itertools
......@@ -52,7 +54,7 @@ def slicing_generator(shape, axes):
raise ValueError("ERROR: axes(axis) does not match shape.")
axes_select = [0 if x in axes else 1 for x, y in enumerate(shape)]
axes_iterables =\
[range(y) for x, y in enumerate(shape) if x not in axes]
[list(range(y)) for x, y in enumerate(shape) if x not in axes]
for current_index in itertools.product(*axes_iterables):
it_iter = iter(current_index)
slice_list = [next(it_iter) if use_axis else
......
test/test_distributed_data_object.py
View file @ 2126ef50
from __future__ import division
from __future__ import print_function
# D2O
# Copyright (C) 2016 Theo Steininger
#
......@@ -16,6 +18,11 @@
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from builtins import str
from builtins import range
from future.standard_library import PY2, PY3
from numpy.testing import assert_equal,\
assert_almost_equal,\
assert_raises,\
......@@ -86,12 +93,19 @@ hdf5_distribution_strategies = STRATEGIES['hdf5']
###############################################################################
binary_non_inplace_operators = ['__add__', '__radd__', '__sub__', '__rsub__',
'__div__', '__truediv__', '__rdiv__',
'__rtruediv__', '__floordiv__',
'__truediv__', '__rtruediv__', '__floordiv__',
'__rfloordiv__', '__mul__', '__rmul__',
'__pow__', '__rpow__']
binary_inplace_operators = ['__iadd__', '__isub__', '__idiv__', '__itruediv__',
if PY2:
binary_non_inplace_operators += ['__div__', '__rdiv__']
binary_inplace_operators = ['__iadd__', '__isub__', '__itruediv__',
'__ifloordiv__', '__imul__', '__ipow__']
if PY2:
binary_inplace_operators += ['__idiv__']
comparison_operators = ['__ne__', '__lt__', '__le__', '__eq__', '__ge__',
'__gt__', ]
......@@ -262,13 +276,12 @@ class Test_Globaltype_Initialization(unittest.TestCase):
(), np.dtype('float64')],
], global_distribution_strategies),
testcase_func_name=custom_name_func)
def test_special_init_cases(self,
(global_data,
global_shape,
dtype,
expected_shape,
expected_dtype),
distribution_strategy):
def test_special_init_cases(self, para, distribution_strategy):
(global_data,
global_shape,
dtype,
expected_shape,
expected_dtype) = para
obj = distributed_data_object(
global_data=global_data,
global_shape=global_shape,
......@@ -283,7 +296,8 @@ class Test_Globaltype_Initialization(unittest.TestCase):
@parameterized.expand(itertools.product(hdf5_test_paths,
hdf5_distribution_strategies),
testcase_func_name=custom_name_func)
def test_hdf5_init(self, (alias, path), distribution_strategy):
def test_hdf5_init(self, para, distribution_strategy):
(alias, path) = para
obj = distributed_data_object(
global_data=1.,
global_shape=(12, 6),
......@@ -303,12 +317,12 @@ class Test_Globaltype_Initialization(unittest.TestCase):
(None, None, np.int_, None, (3,))],
global_distribution_strategies),
testcase_func_name=custom_name_func)
def test_failed_init_on_unsufficient_parameters(self,
(global_data,
global_shape,
dtype,
local_data, local_shape),
def test_failed_init_on_unsufficient_parameters(self, para,
distribution_strategy):
(global_data,
global_shape,
dtype,
local_data, local_shape) = para
assert_raises(ValueError,
lambda: distributed_data_object(
global_data=global_data,
......@@ -329,13 +343,13 @@ class Test_Globaltype_Initialization(unittest.TestCase):
None, None), ],
global_distribution_strategies),
testcase_func_name=custom_name_func)
def test_failed_init_unsufficient_params_mpi(self,
(global_data,
global_shape,
dtype,
local_data,
local_shape),
def test_failed_init_unsufficient_params_mpi(self, para,
distribution_strategy):
(global_data,
global_shape,
dtype,
local_data,
local_shape) = para
assert_raises(ValueError,
lambda: distributed_data_object(
global_data=global_data,
......@@ -481,13 +495,13 @@ class Test_Localtype_Initialization(unittest.TestCase):
np.int, (2 * size, 2), np.int]