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import pprint |
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import logging |
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from urllib.parse import unquote |
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import requests |
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from flask import (Response, url_for as _url_for, render_template, send_file, |
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current_app, request) |
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9
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GITHUB_BASE = "https://raw.githubusercontent.com/jacebrowning/memegen/master/" |
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CONTRIBUTING_URL = GITHUB_BASE + "CONTRIBUTING.md" |
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CHANGES_URL = GITHUB_BASE + "CHANGES.md" |
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log = logging.getLogger(__name__) |
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def route(*args, **kwargs): |
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"""Unquoted version of Flask's `url_for`.""" |
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return unquote(_url_for(*args, **kwargs)) |
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def samples(): |
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"""Generate dictionaries of sample image data for template rendering.""" |
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for template in sorted(current_app.template_service.all()): |
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path = template.sample_path |
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url = route('image.get', key=template.key, path=path, _external=True) |
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link = route('links.get', key=template.key, path=path) |
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yield { |
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'key': template.key, |
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'name': template.name, |
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'url': url, |
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'link': link |
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} |
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def display(title, path, mimetype='image/jpeg'): |
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"""Render a webpage or raw image based on request.""" |
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mimetypes = request.headers.get('Accept', "").split(',') |
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browser = 'text/html' in mimetypes |
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if browser: |
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log.info("Rending image on page: %s", request.path) |
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html = render_template( |
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'image.html', |
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src=request.path, |
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title=title, |
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ga_tid=get_tid(), |
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) |
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return Response(html) |
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else: |
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log.info("Sending image: %s", path) |
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_track(title) |
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return send_file(path, mimetype=mimetype) |
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def _track(title): |
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"""Log the requested content, server-side.""" |
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data = dict( |
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v=1, |
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tid=get_tid(), |
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cid=request.remote_addr, |
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t='pageview', |
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dh='memegen.link', |
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dp=request.path, |
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dt=str(title), |
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uip=request.remote_addr, |
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ua=request.user_agent.string, |
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dr=request.referrer, |
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) |
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if get_tid(default=None): |
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requests.post("http://www.google-analytics.com/collect", data=data) |
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else: |
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log.debug("Analytics data:\n%s", pprint.pformat(data)) |
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81
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82
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def get_tid(*, default='local'): |
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"""Get the analtyics tracking identifier.""" |
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return current_app.config['GOOGLE_ANALYTICS_TID'] or default |
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jacebrowning /
memegen
This can be caused by one of the following:
1. Missing Dependencies
This error could indicate a configuration issue of Pylint. Make sure that your libraries are available by adding the necessary commands.
2. Missing __init__.py files
This error could also result from missing
__init__.pyfiles in your module folders. Make sure that you place one file in each sub-folder.