* add add_figure for LogWriter

* format code

* update date
Co-authored-by: ShenYuhan <yhan_shen@163.com>

* style: add python lint & pre-commit

* style: use pre-commit to lint fe codes

* fix: show raw shape of tensor in high-dimensional chart

* feat: implement random sampling in high-dimensional chart

* feat: add fog in scatter chart

* feat: focus hovered point in high-dimensional chart

* chore: hide unfulfilled features

* chore: update dependencies

* fix: fix lost import

* style: fix style lint

* chore: fix typo

* bump 2.1.0

* chore: set server address

* chore: add bce-python-sdk to requirements

* fix: limit max length of runs in chart tooltip table

* fix: coding style violation
Co-authored-by: NNiandalu <Niandalu@users.noreply.github.com>

* fix: incorrect locale redirect

* chore: use millisecond

* refactor: get rid of nextjs

* feat: add telemetry

* feat: add disable telemetry option

* fix #739

* fix: compatibility of nodejs 12

* mute webpack

* feat: show min & max value in scalar page

* fix: tooltip sorting chinese translation update

* style: fix lint

* Add preliminary support for Windows

    Known issues:

    1. No zlib support for protobuf
    2. Manual editting to core.vcxproj are required
    3. No build and packge script support
    4. Not tesetd, may break linux build

* Add build script and batch file for Windows

* Fix linux build and include batch file in wheel

* Fix Python 2.7 build

* Define NOMINMAX instead of preventing macro expansion

* Add Python 3 support

* Update protobuf to 3.5 and pybind to 2.2.2

* Update test scripts to use python -m

* Change zip/xrange/import usages

* Remove file generated by

* Graph viz set up (#282)

* Include the Graph requirement, GraphViz` in docs.

* Provide information to the ONNX format model export.

* Ask the user to download Graphviz via the website instead of brew.

* Make test and build scripts compatible with python 2 & 3

* A WITH_PYTHON3 option was added to cmake.

* setup.py will detect runing version python, and setup up WITH_PYTHON3 environemnt variable before calling build.sh

* build.sh and test.sh will handle WITH_PYTHON3

* Fix pybind warning

* Pass WITH_PYTHON3 correctly

* Fix coding style

* Add six for Python 2 and 3 Compatibility

* Fix coding style

* Add C++ and python style check to travis.  
* Update all C++/python code that violate coding standards.

avoid copy LogWriter

some time should wait between read service and get item