v1.0.1 changes

- Refactor gradient and shape inference design, added auto stub generator

Squashed commit of the following:

commit 88ebf504d44f5803a0b7d985c0a985e422096379
Author: Joseph Emmanuel Dayo <joseph.dayo@gmail.com>
Date:   Mon Mar 4 07:07:51 2019 +0800

    Refactor stub file

commit 5e291e8
Author: Joseph Emmanuel Dayo <joseph.dayo@gmail.com>
Date:   Wed Feb 13 07:51:47 2019 +0800

    wip

commit e7ed73e
Author: Joseph Emmanuel Dayo <joseph.dayo@gmail.com>
Date:   Wed Feb 13 07:44:07 2019 +0800

    op refactor wip

commit ec99338
Author: Joseph Dayo <joseph.dayo@gmail.com>
Date:   Fri Jan 11 16:00:45 2019 +0800

    Reorganized folders

commit 7317403
Author: Joseph Dayo <joseph.dayo@gmail.com>
Date:   Fri Jan 11 15:26:39 2019 +0800

    standardrb --fix

commit 191815d
Author: Joseph Dayo <joseph.dayo@gmail.com>
Date:   Fri Jan 11 15:18:22 2019 +0800

    Add standard gem

commit 17a1b4d
Merge: 1f881ba 480330a
Author: Joseph Dayo <joseph.dayo@gmail.com>
Date:   Fri Jan 11 15:07:41 2019 +0800

    Merge branch 'master' of https://github.com/jedld/tensor_stream

commit 1f881ba
Author: Joseph Dayo <joseph.dayo@gmail.com>
Date:   Tue Jan 8 17:08:26 2019 +0800

    Rearrange samples

commit ca1e057
Author: Joseph Dayo <joseph.dayo@gmail.com>
Date:   Tue Jan 8 16:54:36 2019 +0800

    Cleanup a bunch of test files

.rubocop.yml

@@ -1,4 +1,5 @@
 AllCops:
+  TargetRubyVersion: 2.2
   Exclude:
     - samples/*
     - bin/*

Gemfile

@@ -1,4 +1,4 @@
-source 'https://rubygems.org'
+source "https://rubygems.org"
 
 # Specify your gem's dependencies in cl-brains.gemspec
 gemspec

Rakefile

@@ -1,12 +1,12 @@
 require "bundler/gem_tasks"
 require "rspec/core/rake_task"
-require 'rdoc/task'
+require "rdoc/task"
 
 RSpec::Core::RakeTask.new(:spec)
 
-task :default => :spec
+task default: :spec
 
 RDoc::Task.new do |rdoc|
   rdoc.main = "README.rdoc"
   rdoc.rdoc_files.include("README.rdoc", "lib   /*.rb")
-end
+end

bin/stubgen

@@ -0,0 +1,20 @@
+#!/usr/bin/env ruby
+
+# Script to auto generate op stub file from the opdef folder
+
+require "bundler/setup"
+require "tensor_stream"
+require "erb"
+
+target = File.join(__dir__, '..', 'lib', 'tensor_stream', 'generated_stub')
+
+FileUtils.mkdir_p(target)
+
+stub_file = File.join(target, 'ops.rb')
+File.delete(stub_file) if File.exist?(stub_file)
+
+f = File.open(stub_file, 'wb')
+
+template = File.read(File.join(target, 'stub_file.erb'))
+f << ERB.new(template, nil, '%').result(binding)
+f.close