update !pip to %pip per #1113

murrayrm · murrayrm · commit e1f216741e3f · 2025-02-02T19:50:30.000-08:00
diff --git a/doc/intro.rst b/doc/intro.rst
@@ -74,7 +74,7 @@ The python-control package can also be used with `Google Colab
 <colab.google.com>`_ by including the following lines to import the
 control package::
 
-  !pip install control
+  %pip install control
   import control as ct
 
 Note that Google Colab does not currently support Slycot, so some
diff --git a/examples/python-control_tutorial.ipynb b/examples/python-control_tutorial.ipynb
@@ -47,7 +47,7 @@
     "    import control as ct\n",
     "    print(\"python-control\", ct.__version__)\n",
     "except ImportError:\n",
-    "    !pip install control\n",
+    "    %pip install control\n",
     "    import control as ct"
    ]
   },
@@ -64,7 +64,7 @@
     "    \n",
     "If you are using [Google Colab](https://colab.research.google.com), use the following command at the top of the notebook to install the `control` package:\n",
     "\n",
-    "    !pip install control\n",
+    "    %pip install control\n",
     "\n",
     "(The import code above automatically runs this command if needed.)\n",
     "    \n",
