Upgrade required version of Tensorflow to 1.15

PiperOrigin-RevId: 287561067 Change-Id: I193e189a0e3a198d4d54964ac4c53f5d5ebbd7ac
google-deepmind · Dec 30, 2019 · bd42505 · bd42505
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commit bd42505
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diff --git a/docs/install.md b/docs/install.md
@@ -19,6 +19,7 @@ The instructions here are for Linux and MacOS. For installation on Windows, see
     ```bash
     virtualenv -p python3 venv
     source venv/bin/activate
+    pip3 install --upgrade pip
     pip3 install -r requirements.txt
     ```
 

diff --git a/open_spiel/scripts/travis_script.sh b/open_spiel/scripts/travis_script.sh
@@ -21,6 +21,8 @@ virtualenv -p python ./venv
 source ./venv/bin/activate
 
 python --version
+
+pip3 install --upgrade pip
 pip3 install -r requirements.txt
 
 ./open_spiel/scripts/build_and_run_tests.sh

diff --git a/requirements.txt b/requirements.txt
@@ -1,6 +1,6 @@
 # The single source of truth for the OpenSpiel pip dependencies.
 absl-py == 0.7.1
-tensorflow < 1.15.0, >= 1.14.0
+tensorflow < 2.0, >= 1.15.0
 dm-sonnet == 1.32
 IPython == 5.8.0
 tensorflow-probability < 0.8.0, >= 0.7.0