import sys

import requests

from urllib.parse import urljoin

import PIL

import shutil

from PIL import Image

def generate_markdown(data):

"""

This functions takes an array of dicts with keys login and avatar

and generates markdown. For embeding images in markdown it downloads the

image and resizes it to standard size

:param data: Array of dicts with key login and avatar

"""

basewidth = 50

markdown = ''

for author in data:

response = requests.get(author.get('avatar'), stream=True)

with open('temp.png', 'wb') as out_file:

shutil.copyfileobj(response.raw, out_file)

del response

img = Image.open("temp.png")

wpercent = (basewidth / float(img.size[0]))

hsize = int((float(img.size[1]) * float(wpercent)))

img = img.resize((basewidth, hsize), PIL.Image.ANTIALIAS)

img.save(author.get('login') + '.png')

markdown = markdown + '+'.png "'+author.get('login', '') + '" )'

with open("contributors.md", "w") as text_file:

text_file.write(markdown)

def get_data(url):

"""

Fetches data from the given url and filters author sub dictionary

:param url: String

"""

headers = {

'User-Agent': 'My User Agent 1.0',

'accept': 'application/json'

}

response = requests.get(urljoin(url, 'graphs/contributors-data'), headers=headers)

if response.status_code == 200:

data = [author.get('author', '') for author in response.json()]

return data

else:

print('Check if the url is right and if you have network connection')

sys.exit(0)

repo_url = sys.argv[1]

if repo_url is None or len(repo_url) == 0:

print('Please enter valid url')

else:

generate_markdown((get_data(repo_url)))