aspect: added benchmarks (#640)

Author: thuydotm

benchmarks/benchmarks/aspect.py

@@ -0,0 +1,14 @@
+from xrspatial import aspect
+from .common import get_xr_dataarray
+
+
+class Aspect:
+    params = ([100, 300, 1000, 3000, 10000], ["numpy", "cupy"])
+    param_names = ("nx", "type")
+
+    def setup(self, nx, type):
+        ny = nx // 2
+        self.xr = get_xr_dataarray((ny, nx), type)
+
+    def time_aspect(self, nx, type):
+        aspect(self.xr)