From 36a68c8e822d458e859ab7b70020cf591281efa4 Mon Sep 17 00:00:00 2001
From: Kevin Cox <kevincox@kevincox.ca>
Date: Fri, 25 Sep 2020 16:29:42 -0400
Subject: [PATCH 1/2] pythonPackages.class-registry: init at 2.1.2

---
 .../python-modules/class-registry/default.nix | 30 +++++++++++++++++++
 pkgs/top-level/python-packages.nix            |  2 ++
 2 files changed, 32 insertions(+)
 create mode 100644 pkgs/development/python-modules/class-registry/default.nix

diff --git a/pkgs/development/python-modules/class-registry/default.nix b/pkgs/development/python-modules/class-registry/default.nix
new file mode 100644
index 000000000000..9a3650bceb8b
--- /dev/null
+++ b/pkgs/development/python-modules/class-registry/default.nix
@@ -0,0 +1,30 @@
+{
+  buildPythonPackage,
+  fetchPypi,
+  lib,
+  nose,
+  six,
+}:
+
+buildPythonPackage rec {
+  pname = "class-registry";
+  version = "2.1.2";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0zjf9nczl1ifzj07bgs6mwxsfd5xck9l0lchv2j0fv2n481xp2v7";
+  };
+
+  propagatedBuildInputs = [ six ];
+  checkInputs = [ nose ];
+
+  # Tests currently failing.
+  doCheck = false;
+
+  meta = {
+    description = "Factory+Registry pattern for Python classes.";
+    homepage = "https://class-registry.readthedocs.io/en/latest/";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ kevincox ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index af2ec27f733b..39aeeecdef5b 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -1150,6 +1150,8 @@ in {
 
   ckcc-protocol = callPackage ../development/python-modules/ckcc-protocol { };
 
+  class-registry = callPackage ../development/python-modules/class-registry { };
+
   cld2-cffi = callPackage ../development/python-modules/cld2-cffi { };
 
   cleo = callPackage ../development/python-modules/cleo { };

From 28142d6f84b22cbc95b8825cb281b45a5ef26800 Mon Sep 17 00:00:00 2001
From: Kevin Cox <kevincox@kevincox.ca>
Date: Fri, 25 Sep 2020 16:29:52 -0400
Subject: [PATCH 2/2] backblaze-b2: 1.3.8 -> 2.0.2

---
 .../tools/backblaze-b2/default.nix            | 39 +++++++++----------
 1 file changed, 19 insertions(+), 20 deletions(-)

diff --git a/pkgs/development/tools/backblaze-b2/default.nix b/pkgs/development/tools/backblaze-b2/default.nix
index b1671b098b32..46e54465ab67 100644
--- a/pkgs/development/tools/backblaze-b2/default.nix
+++ b/pkgs/development/tools/backblaze-b2/default.nix
@@ -1,40 +1,39 @@
-{ lib, buildPythonApplication, fetchFromGitHub
-, arrow, futures, logfury, requests, six, tqdm
+{
+  fetchFromGitHub,
+  lib,
+  python3Packages,
 }:
 
-buildPythonApplication rec {
+python3Packages.buildPythonApplication rec {
   pname = "backblaze-b2";
-  version = "1.3.8";
+  version = "2.0.2";
 
   src = fetchFromGitHub {
     owner = "Backblaze";
     repo = "B2_Command_Line_Tool";
     rev = "v${version}";
-    sha256 = "1y4z4w6fj92rh9mrjsi0nmnzcmrj5jikarq2vs5qznvjdjm62igw";
+    sha256 = "00zs0a580vvfm2w4ja68mc46360p475wlgagjkq1hi4m8s4qwd75";
   };
 
-  propagatedBuildInputs = [ arrow futures logfury requests six tqdm ];
+  propagatedBuildInputs = with python3Packages; [
+    b2sdk
+    class-registry
+    setuptools
+  ];
 
+  checkInputs = with python3Packages; [
+    nose
+  ];
+
+  # doCheck = false;
   checkPhase = ''
-    python test_b2_command_line.py test
-  '';
-
-  postPatch = ''
-    # b2 uses an upper bound on arrow, because arrow 0.12.1 is not
-    # compatible with Python 2.6:
-    #
-    # https://github.com/crsmithdev/arrow/issues/517
-    #
-    # However, since we use Python 2.7, newer versions of arrow are fine.
-
-    sed -i 's/,<0.12.1//g' requirements.txt
+    nosetests
   '';
 
   postInstall = ''
     mv "$out/bin/b2" "$out/bin/backblaze-b2"
 
-    sed 's/^_have b2 \&\&$/_have backblaze-b2 \&\&/'  -i contrib/bash_completion/b2
-    sed 's/^\(complete -F _b2\) b2/\1 backblaze-b2/' -i contrib/bash_completion/b2
+    sed 's/b2/backblaze-b2/' -i contrib/bash_completion/b2
 
     mkdir -p "$out/etc/bash_completion.d"
     cp contrib/bash_completion/b2 "$out/etc/bash_completion.d/backblaze-b2"