TP6Ex1

TP6Ex1/run

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+#! /usr/bin/python3
+# -*- coding: utf-8 -*-
+
+import subprocess
+import gettext
+import shlex
+import sys
+import os
+import re
+
+from inginious import feedback
+from inginious import rst
+from inginious import input
+
+
+# This runner suits for typical exercises of LSINF1101/FSAB1401
+# Should be adapted if used in another occasion
+# Structure used:
+#  -One folder : src with a proposer answer, the tests and a subdirectory containing the templates
+#  -A run file
+#  -A task file
+# Note that beside this structure we use the global folder common (c) and common/student (cs) containing:
+#  -The compiler script         (c)
+#  -The tests runner script     (c)
+#  -The translations folder     (cs)
+
+def init_translations():
+    """
+        Move the translations files to student directory
+        Initialize gettext and translate to the proper language
+    """
+    lang = input.get_lang()
+    try:
+        trad = gettext.GNUTranslations(open("../course/common/student/$i18n/" + lang + ".mo", "rb"))
+    except FileNotFoundError:
+        trad = gettext.NullTranslations()
+    trad.install()
+    return lang
+
+
+def compute_code():
+    """
+        Fills the template file with the student answer
+        Returns the task's number of questions
+    """
+    for file in os.listdir('./src/Templates'):
+        input.parse_template('./src/Templates/' + file, './student/' + file + '.py')
+    data = input.load_input()
+    return len([k for k in data['input'].keys() if '@' not in k])
+
+
+def compile_code():
+    """
+        Compiles both the student code and the exercise code
+        Provides feedback if there is any compilation error
+    """
+    pyc_cmd = "python3 ../course/common/compiler.py "
+
+    with open('log.out', 'w+', encoding="utf-8") as f:
+        subprocess.call(shlex.split(pyc_cmd + './student/'), universal_newlines=True, stderr=f)
+        f.seek(0)
+        out_student = f.read()
+
+    if out_student != "":
+        rawhtml = rst.get_codeblock("", out_student)
+        feedback.set_global_result('failed')
+        feedback.set_global_feedback(_("Your program does not compile: \n ") + rawhtml + "\n")
+        sys.exit(0)
+
+    with open('logTests.out', 'w+', encoding="utf-8") as f:
+        subprocess.call(shlex.split(pyc_cmd + './src/'), universal_newlines=True, stderr=f)
+        f.seek(0)
+        out_tests = f.read()
+
+    if out_tests != "":
+        rawhtml = rst.get_codeblock("", out_tests)
+        feedback.set_global_result('failed')
+        feedback.set_global_feedback(_("The program does not compile for external reasons,"
+                                       "please contact an administrator asap: \n ") + rawhtml + "\n")
+        sys.exit(0)
+
+    with open('logRunner.out', 'w+', encoding="utf-8") as f:
+        subprocess.call(shlex.split(pyc_cmd + '../course/common/'), universal_newlines=True, stderr=f)
+        f.seek(0)
+        out_runner = f.read()
+
+    if out_runner != "":
+        rawhtml = rst.get_codeblock("", out_runner)
+        feedback.set_global_result('failed')
+        feedback.set_global_feedback(_("The program does not compile for external reasons,"
+                                       "please contact an administrator asap: \n ") + rawhtml + "\n")
+        sys.exit(0)
+
+
+def cleanup_output(error_content):
+    """
+        Provides a cleaner output from the error trace
+
+        :param error_content: string returned by the unittest failures
+    """
+    cleaned_lines = []
+    indexes = [match.start() for match in re.finditer('AssertionError: ', error_content)]
+    for i in indexes:
+        cleaned_lines.append(_('Failed test:\n'))
+        cleaned_lines.append(error_content[i + len("AssertionError: "): error_content.find("=" * 70, i)])
+    return ''.join(cleaned_lines) if len(indexes) > 0 else error_content
+
+
+def run_code(n_exercises, lang):
+    """
+        Runs the student code with the tests
+        Provides feedback if it contains errors
+
+        :param n_exercises: the task's number of exercices
+        :param lang: the language used by the user
+    """
+    with open('err.txt', 'w+', encoding="utf-8") as f:
+        os.chdir('./student')
+        py_cmd = "run_student python3 Runner.pyc " + lang
+        try:
+            resproc = subprocess.Popen(shlex.split(py_cmd), universal_newlines=True, stderr=f, stdout=subprocess.PIPE)
+            resproc.communicate()
+            result = resproc.returncode
+        except (IOError, BrokenPipeError):
+            result = 252
+        f.flush()
+        f.seek(0)
+        errors = f.read()
+        print(errors)
+        outerr = rst.get_codeblock("python", cleanup_output(errors))
+
+    # expected error code: 252=outofmemory, 253=timedout
+    # 127 = code returned by our runner
+    grade=0
+    if result == 127:
+        feedback.set_global_result('success')
+    elif result == 252:
+        feedback.set_global_result('overflow')
+    elif result == 253:
+        feedback.set_global_result('timeout')
+    else:  # Tests failed
+        if n_exercises == 1:
+            feedback.set_global_result('failed')
+            feedback.set_global_feedback(_("It seems that you have made mistakes in your code…\n\n") + outerr + "\n")
+        else:
+            sub_found = False
+            for i in range(1, n_exercises + 1):
+                regex = '@' + str(i) + '@: ((.+)(\n|\r){1})+'
+                regex_question = re.search(regex, errors)
+                if regex_question:
+                    sub_found = True
+                    break
+            if not sub_found:
+                feedback.set_global_result('failed')
+                feedback.set_global_feedback(_("custom…\n\n") + outerr + "\n")
+                return
+            sub_found = False
+            for i in range(0, n_exercises + 1):
+                regex = '@' + str(i) + '@: ((.+)(\n|\r){1})+'
+                regex_question = re.search(regex, errors)
+                if regex_question:
+                    outerr_question = re.sub('"', '', regex_question.group(0)[5:])
+                    sub_found = True
+                else:
+                    outerr_question = False
+
+                if i == 0:
+                    feedback.set_global_result('failed')
+                    if outerr_question:
+                        feed = _("You have made mistakes: \n\n") + rst.get_codeblock("python", outerr_question) + "\n"
+                        feedback.set_global_feedback(feed)
+                else:
+                    if outerr_question:
+                        feed = _("You have made mistakes: \n\n") + rst.get_codeblock("python", outerr_question) + "\n"
+                        feedback.set_problem_feedback(feed, "q" + str(i))
+                    else:
+                        feedback.set_problem_feedback(_("You answered well this question"), "q" + str(i))
+                        feedback.set_problem_result('success', "q" + str(i))
+                        grade+=1
+            if not sub_found:
+                feedback.set_global_result('failed')
+                feedback.set_global_feedback(_("It seems that you have made mistakes in your code…\n\n") + outerr + "\n")
+            else:
+                feedback.set_grade(grade*100/n_exercises)
+
+if __name__ == '__main__':
+    language = init_translations()
+    num_exercises = compute_code()
+    compile_code()
+    run_code(num_exercises, language)

TP6Ex1/src/Templates/q

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+#!/usr/bin/python3
+# -*- coding: utf-8 -*-
+@@q1@@

TP6Ex1/src/TestQ.py

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+#!/usr/bin/python3
+# -*- coding: utf-8 -*-
+
+
+import unittest
+import q
+from inverse import *
+import random as rd 
+rd.seed(2019)
+
+#Correct solution
+L=[rd.randint(1,100) for i in range(20)]
+ans=inverse(L) 
+student=q.inverse(L) 
+
+class TestPageRank(unittest.TestCase):
+
+	def test_exist_inverse(self):
+		self.assertTrue(hasattr(q, 'inverse'), "@1@: " + _("You did not name the method as expected."))
+
+	def test_inverse(self):
+		for i in range(len(ans)):
+			self.assertEqual(ans[i],student[i],"@1@: Il y a un problème dans la fonction inverse()")
+
+if __name__ == '__main__':
+	unittest.main()

TP6Ex1/src/inverse.py

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+def inverse(u):
+    inv=[]
+    for i in range(len(u)):
+        inv.append(u[len(u)-i-1])
+    return inv
+
+

TP6Ex1/task.yaml

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+accessible: true
+author:  Alain Mbungu
+context: Ecrire une méthode, appelée **inverse**, ayant comme paramètre d’entrée **u**,
+    un tableau de réels à une dimension, et retournant en sortie ce même vecteur,
+    mais inversé; c'est-à-dire que le dernier élément devient le premier, l'avant-dernier
+    le deuxième, etc.
+environment: default
+evaluate: best
+groups: false
+input_random: '0'
+limits:
+    time: '30'
+    memory: '100'
+    output: '2'
+name: TP6Ex1 Examen Septembre 2008 – question 1
+network_grading: false
+problems:
+    q1:
+        default: ''
+        type: code
+        language: ''
+        header: La fonction ``inverse(u)``
+        name: Implémentation
+stored_submissions: 0
+submission_limit:
+    amount: -1
+    period: -1
+tags: {}
+weight: 1.0