add ch2

ch2/requests_demo.py

@@ -0,0 +1,33 @@
+# -*- coding: utf-8 -*-
+import requests
+
+URL_IP = 'http://localhost:8000/ip'
+URL_GET = 'http://localhost:8000/get'
+
+
+def use_simple_requests():
+    response = requests.get(URL_IP)
+    print '>>>>Response Headers:'
+    print response.headers
+    print '>>>>Response body:'
+    print response.text
+
+
+def use_params_requests():
+    params = {'param1': 'hello', 'param2': 'world'}
+    response = requests.get(URL_GET, params=params)
+    print '>>>>Response Headers:'
+    print response.headers
+    print '>>>>Status Code:'
+    print response.status_code
+    print '>>>>Reason:'
+    print response.reason
+    print '>>>>Request body:'
+    print response.text
+
+if __name__ == '__main__':
+    print '>>>Use simple requests:'
+    use_simple_requests()
+    print ''
+    print '>>>Use params requests:'
+    use_params_requests()

ch2/urllib_demo.py

@@ -0,0 +1,32 @@
+# -*- coding: utf-8 -*-
+import urllib
+import urllib2
+
+URL_IP = 'http://localhost:8000/ip'
+URL_GET = 'http://localhost:8000/get'
+
+
+def use_simple_urllib2():
+    response = urllib2.urlopen(URL_IP)
+    print '>>>>Response Headers:'
+    print response.info()
+    print '>>>>Response body:'
+    print ''.join([line for line in response.readlines()])
+
+
+def use_params_urllib2():
+    params = urllib.urlencode({'param1': 'hello', 'param2': 'world'})
+    response = urllib2.urlopen('?'.join([URL_GET, '%s']) % params)
+    print '>>>>Response Headers:'
+    print response.info()
+    print '>>>>Status Code:'
+    print response.getcode()
+    print '>>>>Request body:'
+    print ''.join([line for line in response.readlines()])
+
+if __name__ == '__main__':
+    print '>>>Use simple urllib2:'
+    use_simple_urllib2()
+    print ''
+    print '>>>Use params urllib2:'
+    use_params_urllib2()

requirements.txt

@@ -0,0 +1,11 @@
+click==6.6
+decorator==4.0.10
+Flask==0.11.1
+gunicorn==19.6.0
+httpbin==0.4.1
+itsdangerous==0.24
+Jinja2==2.8
+MarkupSafe==0.23
+requests==2.10.0
+six==1.10.0
+Werkzeug==0.11.10