Merge pull request !508 from EricZ/master

Initial commit for dataset op python

Added signature to barrier

Adde compiling barrier code

Rebasing, fixed new compile errors

Final fix for make_unique

Added pybind API for barrier

Fixed pyfunc invocation

python interface - sync_wait

!1 sync_wait python interface
* python interface - sync_wait

fix test

update test

update test

Added new test case

add test case

test for shuffle + batch

Added two-sync test case

Restrited that no shuffle after sync

Added sync to pipeline info

block first databuffer as well

Intelligently get batch size

Fix default case

Lock Pair shares among all iterators

Added fix for empty character

Fixed up test case formatting

Fix end of epoch in sync_wait

Fixing CI

Merge pull request !506 from JunhanHu/multiprocess_pyfunc

Merge pull request !170 from fary86/add_prim_name_to_error_message_for_nn_ops

Merge pull request !483 from jiangzhiwen/dataset/skip_opt

Merge pull request !481 from leonwanghui/rm-code

Merge pull request !514 from liyong126/mindrecord_pk_sampler_lee

Signed-off-by: candanzg <zhangshucheng@huawei.com>

Merge pull request !456 from candanzg/not_equal_auto_cast

Merge pull request !406 from Peilin/first-row-crc-check

Merge pull request !460 from xulei/filter_master

Merge pull request !404 from JunhanHu/python_sampler_for_cpp_dataset

addressed code review comments. added check in python layer to exclude directories and to raise an error if a pattern does not match any file

fixed clang format

fixed cppcheck

fixed cppcheck (used std::accumulate and std::copy_if). regenerated tfrecord file to contain correct header, it was a dummy header before

fixed cppcheck: added const reference for string parameter for lambdas, fixed clang format: whitespace adjustments

more clang whitespace fixes...

changed print to logger.info

Merge pull request !425 from yanghaitao/yht_textfiledatasetv2

Merge pull request !493 from zhangbuxue/support_python_func_print

Merge pull request !87 from gziyan/dev_alltoall

Merge pull request !403 from fary86/add_cell_name_to_error_message_for_nn_layer

Merge pull request !478 from fary86/fix_log_and_ir_issues

Merge pull request !419 from candanzg/tensor_assign_bool_index

Merge pull request !261 from wenkai/histogram_dev3cp

Merge pull request !340 from ougongchang/master

ALLGATHER, and REDUCESCATTER with different factors; change the BETA and
GAMMA value in cost model.

1) A[B]=U
2) A[A>n]=U
    A.shape == B.shape
    U is a scalar or Tensor(size==1)
    B is Tensor(dtype=bool)
    n is a Number

Signed-off-by: candanzg <zhangshucheng@huawei.com>

Signed-off-by: candanzg <zhangshucheng@huawei.com>

Merge pull request !420 from amongo/FixMixedPrecisionForConstParam

clean clang format errors and cpplint errors

add some test cases for histogram summary operator

Merge pull request !435 from anthonyaje/fix_serdes_dataset

Merge pull request !400 from amongo/FixMathOps

Merge pull request !333 from jiangzhiwen/dataset/skip

Merge pull request !434 from h.farahat/multi_itr_bug

Add new test cases