Na skúšanie príkazov prednášky odporúčam prázdny python sandbox:
python3 -m venv venv
source venv/bin/activate
pip install requests
python
http://www.w3schools.com/json/
{
"students":[
{
"firstName": "John",
"lastName": "Doe",
"age": 15,
"grades": {
"math": [1, 1, 3, 2],
"history": [3, 3, 4, 2]
}
},
{
"firstName": "Anna",
"lastName": "Smith",
"grades": {
"math": [],
"physics": [1, 1]
},
"age": 14
},
{
"firstName": "Peter",
"lastName": "Jones",
"age": 14,
"grades": {
"history": [1, 2, 1]
}
}
]
}
import json
str_data = '{"students": [{"grades": {"history": [3, 3, 4, 2], "math": [1, 1, 3, 2]}, "lastName": "Doe", "firstName": "John", "age": 15}, {"grades": {"physics": [1, 1], "math": []}, "lastName": "Smith", "firstName": "Anna", "age": 14}, {"grades": {"history": [1, 2, 1]}, "lastName": "Jones", "firstName": "Peter", "age": 14}]}'
data = json.loads(str_data)
print(data["students"][2]["firstName"] + " " + data["students"][2]["lastName"])
peters_grades = data["students"][2]["grades"]["history"]
print(sum(peters_grades)/len(peters_grades))
data["students"][1]["grades"]["math"].append(1)
print(data["students"][1]["grades"])
new_str_data = json.dumps(data)
print(len(new_str_data))
<breakfast_menu>
<food>
<name>Belgian Waffles</name>
<price>$5.95</price>
<description>Our famous Belgian Waffles with plenty of real maple syrup</description>
<calories>650</calories>
</food>
<food>
<name>French Toast</name>
<price>$4.50</price>
<description>Thick slices made from our homemade sourdough bread</description>
<calories>600</calories>
</food>
<food>
<name>Homestyle Breakfast</name>
<price>$6.95</price>
<description>Two eggs, bacon or sausage, toast, and our ever-popular hash browns</description>
<calories>950</calories>
</food>
</breakfast_menu>
from xml.etree.ElementTree import fromstring, tostring
str_data = '<breakfast_menu><food><name>Belgian Waffles</name><price>$5.95</price><description>Our famous Belgian Waffles with plenty of real maple syrup</description><calories>650</calories></food><food><name>French Toast</name><price>$4.50</price><description>Thick slices made from our homemade sourdough bread</description><calories>600</calories></food><food><name>Homestyle Breakfast</name><price>$6.95</price><description>Two eggs, bacon or sausage, toast, and our ever-popular hash browns</description><calories>950</calories></food></breakfast_menu>'
data = fromstring(str_data)
for food in data:
print(food[0].text)
print(food.find('price').text)
print()
data[1].find("name").text = "Slovak Toast"
new_str_data = tostring(data)
print(new_str_data)
https://github.com/toddmotto/public-apis
import requests
response = requests.get('http://sme.sk/robots.txt')
print(response.text)
response = requests.get('https://maps.googleapis.com/maps/api/geocode/json?address=Lucky+1392+Mocenok')
data = response.json()
first_result = data['results'][0]
print(first_result['geometry']['location'])
response = requests.post('https://hooks.slack.com/services/...', json={"text": "Ahoj"})
response.text
- HTTP:
- Request
- Response
- URL
- Query parameters
- Verb
- Body
- Status Code
- Headers
- Cookies
- Prehliadač
- HTML
- CSS + resources
- JavaScript (Princíp, Izolácia, Budúcnosť)
- Pôvodné riešenia (HTML Form, Flash, Java Applet)
- HTTPS
- Autorizácia (Basic Auth, Cookies, OAuth protokol, Certifikáty)
- JavaScript, Cookies a súkromie