resolve comments

Author: aaronmarkham

template.ipynb

@@ -12,6 +12,7 @@
     "* Bad example filename: *amazon_sagemaker-processing-images_with_pytorch_on_GPU.ipynb*  (too long & mixes case, dashes, and underscores)\n",
     "* Good example filename: *processing_images_pytorch_gpu.ipynb*  (succinct, all lowercase, all underscores)\n",
     "\n",
+    "**IMPORTANT:** Use only one maining heading with `#`, so your next subheading is `##` or `###` and so on.\n",
     "\n",
     "## Overview\n",
     "1. What does this notebook do?\n",
@@ -47,7 +48,7 @@
     "1. Describe any pip or conda or apt installs or setup scripts that are needed.\n",
     "1. Pin sagemaker if version <2 is required.\n",
     "\n",
-    "    `!{sys.executable} -m pip install \"sagemaker>=1.14.2,<2\"`\n",
+    "    `%pip install \"sagemaker>=1.14.2,<2\"`\n",
     "    \n",
     "    \n",
     "1. Upgrade sagemaker if version 2 is required, but rollback upgrades to packages that might taint the user's kernel and make other notebooks break. Do this at the end of the notebook in the cleanup cell.\n",
@@ -56,10 +57,10 @@
     "    # setup\n",
     "    import sagemaker\n",
     "    version = sagemaker.__version__\n",
-    "    !{sys.executable} -m pip install 'sagemaker>=2.0.0'\n",
+    "    %pip install 'sagemaker>=2.0.0'\n",
     "    ...\n",
     "    # cleanup\n",
-    "    !{sys.executable} -m pip install 'sagemaker=={}'.format(version)\n",
+    "    %pip install 'sagemaker=={}'.format(version)\n",
     "    ```\n",
     "    \n",
     "\n",
@@ -74,7 +75,7 @@
    "source": [
     "# SageMaker Python SDK version 1.x is required\n",
     "import sys\n",
-    "!{sys.executable} -m pip install -U \"sagemaker>=1.14.2,<2\""
+    "%pip install \"sagemaker>=1.14.2,<2\""
    ]
   },
   {
@@ -87,7 +88,7 @@
     "import sagemaker\n",
     "import sys\n",
     "original_version = sagemaker.__version__\n",
-    "!{sys.executable} -m pip install 'sagemaker>=2.0.0'"
+    "%pip install 'sagemaker>=2.0.0'"
    ]
   },
   {
@@ -225,7 +226,7 @@
     "print(\"Current version: {}\".format(sagemaker.__version__))\n",
     "s = 'sagemaker=={}'.format(version)\n",
     "print(\"Rolling back to... {}\".format(s))\n",
-    "!{sys.executable} -m pip install {s}\n",
+    "%pip install {s}\n",
     "import sagemaker\n",
     "print(\"{} installed!\".format(sagemaker.__version__))"
    ]