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/env-canada/default.nix

@@ -0,0 +1,66 @@
+{ lib
+, aiohttp
+, buildPythonPackage
+, fetchFromGitHub
+, geopy
+, imageio
+, lxml
+, pillow
+, pytestCheckHook
+, python-dateutil
+, pythonOlder
+, voluptuous
+}:
+
+buildPythonPackage rec {
+  pname = "env-canada";
+  version = "0.5.23";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.8";
+
+  src = fetchFromGitHub {
+    owner = "michaeldavie";
+    repo = "env_canada";
+    rev = "refs/tags/v${version}";
+    sha256 = "sha256-ksQQ3jujfu2XR0ZaR5fc8GNYDL8Tos+8U4OHS1mMyRY=";
+  };
+
+  propagatedBuildInputs = [
+    aiohttp
+    geopy
+    imageio
+    lxml
+    pillow
+    python-dateutil
+    voluptuous
+  ];
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  disabledTests = [
+    # Tests require network access
+    "test_get_aqhi_regions"
+    "test_update"
+    "test_get_hydro_sites"
+    "test_echydro"
+    "test_get_dimensions"
+    "test_get_latest_frame"
+    "test_get_loop"
+    "test_get_ec_sites"
+    "test_ecradar"
+  ];
+
+  pythonImportsCheck = [
+    "env_canada"
+  ];
+
+  meta = with lib; {
+    description = "Python library to get Environment Canada weather data";
+    homepage = "https://github.com/michaeldavie/env_canada";
+    license = with licenses; [ mit ];
+    maintainers = with maintainers; [ fab ];
+  };
+}