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"""
Fixes coverage reports by inlining CSS files.
see https://github.com/Microsoft/azure-pipelines-tasks/issues/3027
Based on https://stackoverflow.com/a/23190429/7417402
"""
import os
import bs4
COVERAGE_REPORT_DIR = 'azure-devops/htmlcov/'
COVERAGE_REPORT = os.path.join(COVERAGE_REPORT_DIR, 'index.html')
def embed_css_in_html_file(html_file, css_dir):
with open(html_file, 'r') as f:
soup = bs4.BeautifulSoup(f.read(), "html.parser")
stylesheets = soup.findAll("link", {"rel": "stylesheet"})
for s in stylesheets:
t = soup.new_tag('style')
css_file = s["href"]
print(f"found link to {css_file}")
with open(os.path.join(css_dir, css_file), 'r') as f:
c = bs4.element.NavigableString(f.read())
t.insert(0, c)
t['type'] = 'text/css'
s.replaceWith(t)
with open(html_file, 'w') as f:
f.write(str(soup))
for file in os.listdir(COVERAGE_REPORT_DIR):
if file.endswith(".html"):
print(f"Embedding CSS in {file}")
embed_css_in_html_file(os.path.join(COVERAGE_REPORT_DIR, file), COVERAGE_REPORT_DIR)
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