Fixes one-line scripts to install TFC.

PiperOrigin-RevId: 468198363
Change-Id: I8a7086b3ffcc641448cc2e05e5cfed61887de70b

Author: Johannes Ballé

README.md

@@ -95,7 +95,7 @@ installed TensorFlow version. Run it in a cell before executing your Python
 code:
 
 ```
-!pip install tensorflow-compression~=$(pip show tensorflow | perl -p -0777 -e 's/.*Version: (\\d\\.\\d).*/\\1.0/sg')
+!pip install tensorflow-compression~=$(pip show tensorflow | perl -p -0777 -e 's/.*Version: (\\d+\\.\\d+).*/\\1.0/sg')
 ```
 
 Note: The binary packages of TFC are tied to TF with the same minor version

models/hific/colab.ipynb

@@ -32,7 +32,7 @@
       "outputs": [],
       "source": [
         "# Installs the latest version of TFC compatible with the installed TF version.\n",
-        "!pip install tensorflow-compression~=$(pip show tensorflow | perl -p -0777 -e 's/.*Version: (\\d\\.\\d).*/\\1.0/sg')\n",
+        "!pip install tensorflow-compression~=$(pip show tensorflow | perl -p -0777 -e 's/.*Version: (\\d+\\.\\d+).*/\\1.0/sg')\n",
         "\n",
         "# Downloads the 'models' directory from Github.\n",
         "![[ -e /tfc ]] || git clone https://github.com/tensorflow/compression /tfc\n",

models/toy_sources/toy_sources.ipynb

@@ -38,7 +38,7 @@
         "# directly in a Colaboratory hosted runtime from Github.\n",
         "\n",
         "# Installs the latest version of TFC compatible with the installed TF version.\n",
-        "!pip install tensorflow-compression~=$(pip show tensorflow | perl -p -0777 -e 's/.*Version: (\\d\\.\\d).*/\\1.0/sg')\n",
+        "!pip install tensorflow-compression~=$(pip show tensorflow | perl -p -0777 -e 's/.*Version: (\\d+\\.\\d+).*/\\1.0/sg')\n",
         "\n",
         "# Downloads the 'models' directory from Github.\n",
         "![[ -e /tfc ]] || git clone https://github.com/tensorflow/compression /tfc\n",