modify general-usage.rst

source/api/general-usage.rst

@@ -9,8 +9,27 @@ How to use ChainCloud API?
 Access Method
 ================================================================================
 
-API domain: **chaincloud-api.getcai.com** (in the future: api.chaincloud.com)
+Domain: **chaincloud-api.getcai.com** (api.chaincloud.com in the future)
 
-All API should be accessed with **token** (in HTTP header), and you can apply for your API token `here <https://bitcoin.org>`_.
+All API should be accessed with ``token`` (in HTTP header), and you can apply for your API token `here <https://bitcoin.org>`_.
 
+Samples
+================================================================================
+
+Python:
+
+::
+
+    token = '3333bd0af3a28d0c18b32206627ac1af68dc63e304b9975f08917c53831a6666'
+    domain = 'chaincloud-api.getcai.com'
+    url = 'https://' + domain + '/api/v1/open/time'
+    request = urllib2.Request(url)
+    request.add_header('token', token)
+    response = urllib2.urlopen(request, timeout=global_timeout)
+
+Curl:
+
+::
+
+    curl -H "token:3333bd0af3a28d0c18b32206627ac1af68dc63e304b9975f08917c53831a6666" https://chaincloud-api.getcai.com/api/v1/open/time