GitLab

* setup sphinx-gallery; work on graph tutorial

* draft dglgraph tutorial

* update readme to include document url

* rm obsolete file

* Draft the message passing tutorial

Doc

Sync with upstream

To fix the compiler error on Mac OSX:

/dgl/src/c_api_common.cc:27:16: error: conversion from 'tvm::runtime::TVMArgValue' to 'size_t' (aka 'unsigned long') is ambiguous
        size_t which = args[0];

* fixing networkx conversion with 0 edges

* fixes as required

* remove obsolete comment

Sync with latest commit

[GraphIndex] Graph index and many related changes

* CI for lint check

* init submodule before run lint

* install ubuntu core for lint docker

* remove generator import in dgl

* gcn example test code

* GPU test

* use python3

* use functions

* gpu test use functions

* remove root

* use one script to run both cpu and gpu tests

* create synthetic data with scipy.

* changes as comments

* update mxnet.

* add get_tvmtype.

* remove undefined test.

* refactor frame codes

* fix unit test

* fix gcn example

* minor doc/message changes

* raise errors for non-exist columns in FrameRef; sanity check when append

* fix unittest; change error msg

* Add warning for none initializer

* fix unittest

* use warnings package

[Hotfix] Revert part of the send logic; disable the send twice test case; GCN on GPU works again. (#88)

Sync with latest commit

* multigraph support on graph index

* more tests

* multigraph flag, bugfix on clear & copy

* networkx interfaces

* including graph index tests in Jenkins

* node subgraph test

* edge subgraphs

* removing duplicates in pred/succ

* more explicit test and doc

* query source and destination from edge id

* subgraphindex

* renaming has_edge to has_edge_between, apply_edges adding eid

* send_on and send_and_recv_on

* DGLGraph edge subgraph

* merged send_on and send_and_recv_on

* change request

* removing hashmap

* creating multigraph by flag; mingw support

* changes per request

* reverting networkx auto multigraph discovery

* notes on send/send_and_recv on multigraphs

* changing test reducer from sum to max

* added a fixme note in spmv scheduler

* python side send_and_recv shortcut

* common util function for c apis

* degree bucketing scheduler

* scheduler c apis

* cmake

* python side logics

* minor

* fix multiple msg/red func cases

* remove shell echo command in Jenkinsfile...

* fuse apply for send_and_recv

* fuse update func for update_all

* typo...

* handle anonymous

* add degree bucketing for entire graph

* degree bucketing executor

* minor

* style

* rename graph_mapping to recv_nodes

* fix some comments

Cpp

* node/edge filtering

* changing to tensor operations (what did i do???)

* ???