updated colab imports

Author: vitkl

docs/notebooks/cell2location_tutorial.ipynb

@@ -53,15 +53,8 @@
    "source": [
     "import sys\n",
     "\n",
-    "#if branch is stable, will install via pypi, else will install from source\n",
-    "branch = \"github\"\n",
-    "user = \"BayraktarLab\"\n",
     "IN_COLAB = \"google.colab\" in sys.modules\n",
-    "\n",
     "if IN_COLAB and branch == \"stable\":\n",
-    "    !pip install --quiet cell2location\n",
-    "elif IN_COLAB and branch != \"stable\":\n",
-    "    !pip install --quiet --upgrade jsonschema\n",
     "    !pip install --quiet git+https://github.com/BayraktarLab/cell2location#egg=cell2location[tutorials]\n",
     "\n",
     "import scanpy as sc\n",