nyx 2.0.4 (new formula)

Closes #21088.

Signed-off-by: JCount <JCount42@gmail.com>

Formula/nyx.rb

@@ -0,0 +1,30 @@
+class Nyx < Formula
+  desc "Command-line monitor for Tor"
+  homepage "https://nyx.torproject.org/"
+  url "https://files.pythonhosted.org/packages/42/37/85890dae5680f36f5b1c964ad41674ebb8d1186383fbca58f82e76de734c/nyx-2.0.4.tar.gz"
+  sha256 "38db634789c2d72e485522a490397eb5f77c0bd7c689453efe57808c99dba75e"
+
+  depends_on "python" if MacOS.version <= :snow_leopard
+
+  resource "stem" do
+    url "https://files.pythonhosted.org/packages/11/d5/e51983f81b38408ae2f0e166481ad867962f6fa07610fe71119534e12d41/stem-1.6.0.tar.gz"
+    sha256 "d7fe1fb13ed5a94d610b5ad77e9f1b3404db0ca0586ded7a34afd323e3b849ed"
+  end
+
+  def install
+    ENV.prepend_create_path "PYTHONPATH", libexec/"vendor/lib/python2.7/site-packages"
+    resource("stem").stage do
+      system "python", *Language::Python.setup_install_args(libexec/"vendor")
+    end
+
+    ENV.prepend_create_path "PYTHONPATH", libexec/"lib/python2.7/site-packages"
+    system "python", *Language::Python.setup_install_args(libexec)
+
+    bin.install Dir[libexec/"bin/*"]
+    bin.env_script_all_files(libexec/"bin", :PYTHONPATH => ENV["PYTHONPATH"])
+  end
+
+  test do
+    assert_match "Errno 61", shell_output("#{bin}/nyx -i 127.0.0.1:9000", 1)
+  end
+end