uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/development/python-modules/nbconvert/default.nix

@@ -0,0 +1,82 @@
+{ beautifulsoup4
+, bleach
+, buildPythonPackage
+, defusedxml
+, fetchPypi
+, ipywidgets
+, jinja2
+, jupyterlab-pygments
+, lib
+, markupsafe
+, mistune
+, nbclient
+, pandocfilters
+, pyppeteer
+, pytestCheckHook
+, tinycss2
+}:
+
+buildPythonPackage rec {
+  pname = "nbconvert";
+  version = "6.5.0";
+  format = "setuptools";
+
+  src = fetchPypi {
+    inherit pname version;
+    hash = "sha256-Ij5G4nq+hZa4rtVDAfrbukM7f/6oGWpo/Xsf9Qnu6Z0=";
+  };
+
+  # Add $out/share/jupyter to the list of paths that are used to search for
+  # various exporter templates
+  patches = [
+    ./templates.patch
+  ];
+
+  postPatch = ''
+    substituteAllInPlace ./nbconvert/exporters/templateexporter.py
+  '';
+
+  propagatedBuildInputs = [
+    beautifulsoup4
+    bleach
+    defusedxml
+    jinja2
+    jupyterlab-pygments
+    markupsafe
+    mistune
+    nbclient
+    pandocfilters
+    tinycss2
+  ];
+
+  preCheck = ''
+    export HOME=$(mktemp -d)
+  '';
+
+  checkInputs = [
+    ipywidgets
+    pyppeteer
+    pytestCheckHook
+  ];
+
+  pytestFlagsArray = [
+    # DeprecationWarning: Support for bleach <5 will be removed in a future version of nbconvert
+    "-W ignore::DeprecationWarning"
+  ];
+
+  disabledTests = [
+    # Attempts network access (Failed to establish a new connection: [Errno -3] Temporary failure in name resolution)
+    "test_export"
+    "test_webpdf_with_chromium"
+  ];
+
+  # Some of the tests use localhost networking.
+  __darwinAllowLocalNetworking = true;
+
+  meta = {
+    description = "Converting Jupyter Notebooks";
+    homepage = "https://jupyter.org/";
+    license = lib.licenses.bsd3;
+    maintainers = with lib.maintainers; [ fridh ];
+  };
+}

pkgs/development/python-modules/nbconvert/templates.patch

@@ -0,0 +1,12 @@
+diff --git a/nbconvert/exporters/templateexporter.py b/nbconvert/exporters/templateexporter.py
+index 0d540eb1..440f6382 100644
+--- a/nbconvert/exporters/templateexporter.py
++++ b/nbconvert/exporters/templateexporter.py
+@@ -616,6 +616,7 @@ class TemplateExporter(Exporter):
+         if DEV_MODE:
+             root_dirs.append(os.path.abspath(os.path.join(ROOT, '..', '..', 'share', 'jupyter')))
+         root_dirs.extend(jupyter_path())
++        root_dirs.append(os.path.join("@out@", "share", "jupyter"))
+         return root_dirs
+ 
+     def _init_resources(self, resources):