Remove typing module.

doc/conf.py

@@ -18,7 +18,7 @@ import shlex
 
 # These 4 lines added to enable ReadTheDocs to work.
 import mock
-MOCK_MODULES = ["libraylib", "IPython", "numpy", "typing", "funcsigs", "subprocess32", "protobuf", "colorama", "graphviz", "cloudpickle", "ray.internal.graph_pb2"]
+MOCK_MODULES = ["libraylib", "IPython", "numpy", "funcsigs", "subprocess32", "protobuf", "colorama", "graphviz", "cloudpickle", "ray.internal.graph_pb2"]
 for mod_name in MOCK_MODULES:
   sys.modules[mod_name] = mock.Mock()
 

doc/install-on-macosx.md

@@ -19,7 +19,7 @@ brew update
 brew install git cmake automake autoconf libtool boost graphviz
 sudo easy_install pip
 sudo pip install ipython --user
-sudo pip install numpy typing funcsigs subprocess32 protobuf colorama graphviz cloudpickle --ignore-installed six
+sudo pip install numpy funcsigs subprocess32 protobuf colorama graphviz cloudpickle --ignore-installed six
 ```
 
 ## Build

doc/install-on-ubuntu.md

@@ -15,7 +15,7 @@ First install the dependencies. We currently do not support Python 3.
 ```
 sudo apt-get update
 sudo apt-get install -y git cmake build-essential autoconf curl libtool python-dev python-numpy python-pip libboost-all-dev unzip graphviz
-sudo pip install ipython typing funcsigs subprocess32 protobuf colorama graphviz cloudpickle
+sudo pip install ipython funcsigs subprocess32 protobuf colorama graphviz cloudpickle
 ```
 
 ## Build

docker/deploy/Dockerfile

@@ -6,7 +6,7 @@ RUN apt-get update
 RUN apt-get -y install apt-utils
 RUN apt-get -y install sudo
 RUN apt-get install -y git cmake build-essential autoconf curl libtool python-dev python-numpy python-pip libboost-all-dev unzip graphviz
-RUN pip install ipython typing funcsigs subprocess32 protobuf colorama graphviz cloudpickle
+RUN pip install ipython funcsigs subprocess32 protobuf colorama graphviz cloudpickle
 RUN adduser --gecos --ingroup ray-user --disabled-login --gecos ray-user
 RUN adduser ray-user sudo
 RUN sed -i "s|%sudo\tALL=(ALL:ALL) ALL|%sudo\tALL=NOPASSWD: ALL|" /etc/sudoers

docker/devel/Dockerfile

@@ -6,7 +6,7 @@ RUN apt-get update
 RUN apt-get -y install apt-utils
 RUN apt-get -y install sudo
 RUN apt-get install -y git cmake build-essential autoconf curl libtool python-dev python-numpy python-pip libboost-all-dev unzip graphviz
-RUN pip install ipython typing funcsigs subprocess32 protobuf colorama graphviz cloudpickle
+RUN pip install ipython funcsigs subprocess32 protobuf colorama graphviz cloudpickle
 RUN adduser --gecos --ingroup ray-user --disabled-login --gecos ray-user --uid 500
 RUN adduser ray-user sudo
 RUN sed -i "s|%sudo\tALL=(ALL:ALL) ALL|%sudo\tALL=NOPASSWD: ALL|" /etc/sudoers

docker/test-base/Dockerfile

@@ -7,7 +7,7 @@ RUN apt-get update
 RUN apt-get -y install apt-utils
 RUN apt-get -y install sudo
 RUN apt-get install -y git cmake build-essential autoconf curl libtool python-dev python-numpy python-pip libboost-all-dev unzip graphviz
-RUN pip install ipython typing funcsigs subprocess32 protobuf colorama graphviz cloudpickle
+RUN pip install ipython funcsigs subprocess32 protobuf colorama graphviz cloudpickle
 RUN adduser --gecos --ingroup ray-user --disabled-login --gecos ray-user
 RUN adduser ray-user sudo
 RUN sed -i "s|%sudo\tALL=(ALL:ALL) ALL|%sudo\tALL=NOPASSWD: ALL|" /etc/sudoers

examples/alexnet/alexnet.py

@@ -7,7 +7,6 @@ import tarfile, io
 import boto3
 import PIL.Image as Image
 import tensorflow as tf
-from typing import List, Tuple
 
 import ray.array.remote as ra
 

install-dependencies.sh

@@ -31,11 +31,11 @@ if [[ $platform == "linux" ]]; then
   # These commands must be kept in sync with the installation instructions.
   sudo apt-get update
   sudo apt-get install -y git cmake build-essential autoconf curl libtool python-dev python-numpy python-pip libboost-all-dev unzip graphviz
-  sudo pip install ipython typing funcsigs subprocess32 protobuf colorama graphviz cloudpickle
+  sudo pip install ipython funcsigs subprocess32 protobuf colorama graphviz cloudpickle
 elif [[ $platform == "macosx" ]]; then
   # These commands must be kept in sync with the installation instructions.
   brew install git cmake automake autoconf libtool boost graphviz
   sudo easy_install pip
   sudo pip install ipython --user
-  sudo pip install numpy typing funcsigs subprocess32 protobuf colorama graphviz cloudpickle --ignore-installed six
+  sudo pip install numpy funcsigs subprocess32 protobuf colorama graphviz cloudpickle --ignore-installed six
 fi

lib/python/ray/array/distributed/core.py

@@ -1,4 +1,3 @@
-from typing import List
 import numpy as np
 import ray.array.remote as ra
 import ray

lib/python/ray/array/distributed/random.py

@@ -1,5 +1,3 @@
-from typing import List
-
 import numpy as np
 import ray.array.remote as ra
 import ray

lib/python/ray/array/remote/core.py

@@ -1,4 +1,3 @@
-from typing import List, Any
 import numpy as np
 import ray
 

lib/python/ray/array/remote/linalg.py

@@ -1,4 +1,3 @@
-from typing import List
 import numpy as np
 import ray
 

lib/python/ray/array/remote/random.py

@@ -1,4 +1,3 @@
-from typing import List
 import numpy as np
 import ray
 

lib/python/ray/pickling.py

@@ -1,7 +1,6 @@
 # Note that a little bit of code here is taken and slightly modified from the pickler because it was not possible to change its behavior otherwise.
 
 import sys
-import typing
 from ctypes import c_void_p
 from cloudpickle import pickle, cloudpickle, CloudPickler, load, loads
 
@@ -38,9 +37,6 @@ def _fill_function(func, globals, defaults, closure, dict):
       pythonapi.PyCell_Set(c_void_p(id(result.__closure__[i])), c_void_p(id(v)))
   return result
 
-def _create_type(type_repr):
-  return eval(type_repr.replace("~", ""), None, (lambda d: d.setdefault("typing", typing) and None or d)(dict(typing.__dict__)))
-
 class BetterPickler(CloudPickler):
   def save_function_tuple(self, func):
     code, f_globals, defaults, closure, dct, base_globals = self.extract_func_data(func)
@@ -63,10 +59,5 @@ class BetterPickler(CloudPickler):
     self.save(cloudpickle._make_cell)
     self.save((obj.cell_contents,))
     self.write(pickle.REDUCE)
-  def save_type(self, obj):
-    self.save(_create_type)
-    self.save((repr(obj),))
-    self.write(pickle.REDUCE)
   dispatch = CloudPickler.dispatch.copy()
   dispatch[(lambda _: lambda: _)(0).__closure__[0].__class__] = save_cell
-  # dispatch[typing.GenericMeta] = save_type

lib/python/ray/worker.py

@@ -4,7 +4,6 @@ import time
 import traceback
 import copy
 import logging
-import typing
 import funcsigs
 import numpy as np
 import colorama
@@ -192,13 +191,13 @@ class Reusable(object):
 
   def __init__(self, initializer, reinitializer=None):
     """Initialize a Reusable object."""
-    if not isinstance(initializer, typing.Callable):
+    if not callable(initializer):
       raise Exception("When creating a RayReusable, initializer must be a function.")
     self.initializer = initializer
     if reinitializer is None:
       # If no reinitializer is passed in, use a wrapped version of the initializer.
       reinitializer = lambda value: initializer()
-    if not isinstance(reinitializer, typing.Callable):
+    if not callable(reinitializer):
       raise Exception("When creating a RayReusable, reinitializer must be a function.")
     self.reinitializer = reinitializer