ch08

2021-10-28 17:39:37 +05:30
parent 32c12d89f4
commit 48cef734e0
34 changed files with 796 additions and 0 deletions
@@ -0,0 +1,83 @@
+# io_examples/reqs.py
+import requests
+
+
+urls = {
+    "get": "https://httpbin.org/get?t=learn+python+programming",
+    "headers": "https://httpbin.org/headers",
+    "ip": "https://httpbin.org/ip",
+    "user-agent": "https://httpbin.org/user-agent",
+    "UUID": "https://httpbin.org/uuid",
+    "JSON": "https://httpbin.org/json",
+}
+
+
+def get_content(title, url):
+    resp = requests.get(url)
+    print(f"Response for {title}")
+    print(resp.json())
+
+
+for title, url in urls.items():
+    get_content(title, url)
+    print("-" * 40)
+
+
+"""
+$ python reqs.py
+
+Response for get
+{
+    "args": {"t": "learn python programming"},
+    "headers": {
+        "Accept": "*/*",
+        "Accept-Encoding": "gzip, deflate",
+        "Host": "httpbin.org",
+        "User-Agent": "python-requests/2.25.1",
+        "X-Amzn-Trace-Id": "Root=1-60a42902-3b6093e26ae375244478",
+    },
+    "origin": "86.8.174.15",
+    "url": "https://httpbin.org/get?t=learn+python+programming",
+}
+----------------------------------------
+Response for headers
+{
+    "headers": {
+        "Accept": "*/*",
+        "Accept-Encoding": "gzip, deflate",
+        "Host": "httpbin.org",
+        "User-Agent": "python-requests/2.25.1",
+        "X-Amzn-Trace-Id": "Root=1-60a42902-69f2988c72187527c7aa",
+    }
+}
+----------------------------------------
+Response for ip
+{'origin': '86.8.174.15'}
+----------------------------------------
+Response for user-agent
+{'user-agent': 'python-requests/2.25.1'}
+----------------------------------------
+Response for UUID
+{'uuid': '008df02c-6e62-4c88-97ad-3c3604998273'}
+----------------------------------------
+Response for JSON
+{
+    "slideshow": {
+        "author": "Yours Truly",
+        "date": "date of publication",
+        "slides": [
+            {"title": "Wake up to WonderWidgets!", "type": "all"},
+            {
+                "items": [
+                    "Why <em>WonderWidgets</em> are great",
+                    "Who <em>buys</em> WonderWidgets",
+                ],
+                "title": "Overview",
+                "type": "all",
+            },
+        ],
+        "title": "Sample Slide Show",
+    }
+}
+----------------------------------------
+"""
@@ -0,0 +1,36 @@
+# io_examples/reqs_post.py
+import requests
+
+
+url = "https://httpbin.org/post"
+data = dict(title="Learn Python Programming")
+
+
+resp = requests.post(url, data=data)
+print("Response for POST")
+print(resp.json())
+
+
+"""
+$ python reqs_post.py
+
+Response for POST
+{
+    "args": {},
+    "data": "",
+    "files": {},
+    "form": {"title": "Learn Python Programming"},
+    "headers": {
+        "Accept": "*/*",
+        "Accept-Encoding": "gzip, deflate",
+        "Content-Length": "30",
+        "Content-Type": "application/x-www-form-urlencoded",
+        "Host": "httpbin.org",
+        "User-Agent": "python-requests/2.25.1",
+        "X-Amzn-Trace-Id": "Root=1-60a43131-5032cdbc14db751fe775",
+    },
+    "json": None,
+    "origin": "86.8.174.15",
+    "url": "https://httpbin.org/post",
+}
+"""
@@ -0,0 +1,21 @@
+# io_examples/string_io.py
+import io
+
+
+stream = io.StringIO()
+stream.write('Learning Python Programming.\n')
+print('Become a Python ninja!', file=stream)
+
+contents = stream.getvalue()
+print(contents)
+
+stream.close()
+
+
+# better alternative, using a context manager
+with io.StringIO() as stream:
+    stream.write('Learning Python Programming.\n')
+    print('Become a Python ninja!', file=stream)
+
+    contents = stream.getvalue()
+    print(contents)