astropy import

appveyor.yml

@@ -1,13 +1,28 @@
 environment:
-  matrix:
-    - PYTHON: "C:\\Python27"
-      MINICONDA: "C:\\Miniconda"
-    - PYTHON: "C:\\Python34"
-      MINICONDA: "C:\\Miniconda34"
-    - PYTHON: "C:\\Python35"
-      MINICONDA: "C:\\Miniconda35"
-    - PYTHON: "C:\\Python36"
-      MINICONDA: "C:\\Miniconda36"
+    global:
+        PYTHON: "C:\\conda"
+        MINICONDA_VERSION: "latest"
+        CMD_IN_ENV: "cmd /E:ON /V:ON /C .\\ci-helpers\\appveyor\\windows_sdk.cmd"
+        PYTHON_ARCH: "64" # needs to be set for CMD_IN_ENV to succeed. If a mix
+                          # of 32 bit and 64 bit builds are needed, move this
+                          # to the matrix section.
+        CONDA_DEPENDENCIES: "Cython scipy numpy scikit-image"
+
+    matrix:
+        - PYTHON_VERSION: "2.7"
+          NUMPY_VERSION: "stable"
+        - PYTHON_VERSION: "3.4"
+          NUMPY_VERSION: "stable"
+        - PYTHON_VERSION: "3.5"
+          NUMPY_VERSION: "stable"
+        - PYTHON_VERSION: "3.6"
+          NUMPY_VERSION: "stable"
+
+matrix:
+    fast_finish: true
+
+platform:
+    -x64
 
 install:
     - "git clone --depth 1 git://github.com/astropy/ci-helpers.git"