Add python requirement

JiaweiZhuang · JiaweiZhuang · commit 928eb032ef7c · 2017-12-31T21:07:31.000-05:00
diff --git a/doc/Rectilinear_grid.ipynb b/doc/Rectilinear_grid.ipynb
@@ -93,7 +93,7 @@
    },
    "outputs": [],
    "source": [
-    "dr = ds['air']  # extract an DataArray"
+    "dr = ds['air']  # get a DataArray"
    ]
   },
   {
diff --git a/doc/installation.rst b/doc/installation.rst
@@ -6,7 +6,8 @@ Installation
 The quickest way
 ----------------
 
-xESMF depends on xarray and ESMPy. The best way to install them is using Anaconda_::
+xESMF requires Python>=3.5. The major dependencies are xarray and ESMPy.
+The best way to install them is using Anaconda_.::
 
     $ conda install xarray
     $ conda install -c nesii/label/dev-esmf -c conda-forge esmpy

Original file line number	Diff line number	Diff line change
`@@ -93,7 +93,7 @@`
`93`	`93`	`},`
`94`	`94`	`"outputs": [],`
`95`	`95`	`"source": [`
`96`		`- "dr = ds['air'] # extract an DataArray"`
	`96`	`+ "dr = ds['air'] # get a DataArray"`
`97`	`97`	`]`
`98`	`98`	`},`
`99`	`99`	`{`