16600642746

Committed 29 Jul 2025 03:33PM UTC coverage: 91.884% (+0.002%) from 91.882%

Build # 16600642746

Build Type

Pull #7567

github

Committed by

web-flow

Commit Message

Merge 925bbdba6 into 8944608a8

Pull Request Pull Request #7567: Moved QR scanning to external python package markus_exam_matcher

Run Details

658 of 1419 branches covered (46.37%)

Branch coverage included in aggregate %.

2 of 3 new or added lines in 3 files covered. (66.67%)

42034 of 45044 relevant lines covered (93.32%)

118.71 hits per line

Source File
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78.57

/config/initializers/python.rb

# Initialize python dependencies
require 'open3'

Rails.application.config.after_initialize do
  # Initialize this as explicitly false
  Rails.application.config.scanner_enabled = false
  Rails.application.config.nbconvert_enabled = false

  if Settings.python
    Rails.application.config.python = Settings.python
  else
    warn 'MARKUS WARNING: No python executable can be found in settings (under "python:"). ' \
         'The default python3 executable will be used instead.'
    Rails.application.config.python = 'python3'
  end

  def process_requirements(requirements_file)
    File.open(requirements_file).each_line.filter_map do |line|
      line.strip!
      line.tr!('-_', '')
      line.start_with?('#') || line.length.zero? ? nil : line
    end
  end

  begin
    installed, status = Open3.capture2(Rails.application.config.python, '-m', 'pip', 'freeze')
  rescue Errno::ENOENT
    warn 'MARKUS WARNING: No python3 executable can be found. Jupyter notebook rendering ' \
         'and Automatic student matching will be disabled. Install python3 to enable these features.'
  else
    pip = "#{Rails.application.config.python} -m pip"

    if status.success?
      installed = installed.lines.map(&:chomp)
      installed.each { |p| p.tr!('-_', '') }

      jupyter_requirements = process_requirements(Rails.root.join('requirements-jupyter.txt'))
      scanner_requirements = process_requirements(Rails.root.join('requirements-scanner.txt'))

      if (jupyter_requirements - installed).empty?
        Rails.application.config.nbconvert_enabled = true
      else
        warn 'MARKUS WARNING: not all packages required to process jupyter notebooks are installed. ' \
             'Jupyter notebook rendering will be disabled. ' \
             "To enable notebook rendering run: #{pip} install -r #{Rails.root.join('requirements-jupyter.txt')}"
      end
      if (scanner_requirements - installed).empty?
        Rails.application.config.scanner_enabled = true
      else
        warn 'MARKUS WARNING: not all packages required to process scanned exams and automatically match students ' \
             'for scanned exams are installed. Exam scanning will not be enabled and automatic student matching will ' \
             'be disabled. To enable exam scanning and automatic student matching run: ' \
             "#{pip} install -r #{Rails.root.join('requirements-scanner.txt')}"
      end
    else
      warn "MARKUS WARNING: '#{pip} freeze' failed with: #{installed}. Python code cannot be run."
    end
  end
end

1	# Initialize python dependencies
2	require 'open3'	2✔
3
4	Rails.application.config.after_initialize do	2✔
5	# Initialize this as explicitly false
6	Rails.application.config.scanner_enabled = false	2✔
7	Rails.application.config.nbconvert_enabled = false	2✔
8
9	if Settings.python	2✔
10	Rails.application.config.python = Settings.python	2✔
11	else
12	warn 'MARKUS WARNING: No python executable can be found in settings (under "python:"). ' \	×
13	'The default python3 executable will be used instead.'
14	Rails.application.config.python = 'python3'	×
15	end
16
17	def process_requirements(requirements_file)	2✔
18	File.open(requirements_file).each_line.filter_map do \|line\|	4✔
19	line.strip!	10✔
20	line.tr!('-_', '')	10✔
21	line.start_with?('#') \|\| line.length.zero? ? nil : line	10✔
22	end
23	end
24
25	begin
26	installed, status = Open3.capture2(Rails.application.config.python, '-m', 'pip', 'freeze')	2✔
27	rescue Errno::ENOENT
28	warn 'MARKUS WARNING: No python3 executable can be found. Jupyter notebook rendering ' \	×
29	'and Automatic student matching will be disabled. Install python3 to enable these features.'
30	else
31	pip = "#{Rails.application.config.python} -m pip"	2✔
32
33	if status.success?	2✔
34	installed = installed.lines.map(&:chomp)	2✔
35	installed.each { \|p\| p.tr!('-_', '') }	132✔
36
37	jupyter_requirements = process_requirements(Rails.root.join('requirements-jupyter.txt'))	2✔
38	scanner_requirements = process_requirements(Rails.root.join('requirements-scanner.txt'))	2✔
39
40	if (jupyter_requirements - installed).empty?	2✔
41	Rails.application.config.nbconvert_enabled = true	2✔
42	else
43	warn 'MARKUS WARNING: not all packages required to process jupyter notebooks are installed. ' \	×
44	'Jupyter notebook rendering will be disabled. ' \
45	"To enable notebook rendering run: #{pip} install -r #{Rails.root.join('requirements-jupyter.txt')}"
46	end
47	if (scanner_requirements - installed).empty?	2✔
48	Rails.application.config.scanner_enabled = true	2✔
49	else
NEW 50	warn 'MARKUS WARNING: not all packages required to process scanned exams and automatically match students ' \	×
51	'for scanned exams are installed. Exam scanning will not be enabled and automatic student matching will ' \
52	'be disabled. To enable exam scanning and automatic student matching run: ' \
53	"#{pip} install -r #{Rails.root.join('requirements-scanner.txt')}"
54	end
55	else
56	warn "MARKUS WARNING: '#{pip} freeze' failed with: #{installed}. Python code cannot be run."	×
57	end
58	end
59	end

MarkUsProject / Markus / 16600642746

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