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#!/usr/bin/env python
from __future__ import unicode_literals
import subprocess
import os
from os.path import isfile
#local imports
from .stdio_evaluator import StdIOEvaluator
from .file_utils import copy_files, delete_files
class BashStdioEvaluator(StdIOEvaluator):
"""Evaluates Bash StdIO based code"""
def setup(self):
super(BashStdioEvaluator, self).setup()
self.files = []
self.submit_code_path = self.create_submit_code_file('Test.sh')
def teardown(self):
os.remove(self.submit_code_path)
if self.files:
delete_files(self.files)
super(BashStdioEvaluator, self).teardown()
def compile_code(self, user_answer, file_paths, expected_input, expected_output, marks):
if file_paths:
self.files = copy_files(file_paths)
if not isfile(self.submit_code_path):
msg = "No file at %s or Incorrect path" % self.submit_code_path
return False, msg
user_code_directory = os.getcwd() + '/'
user_answer = user_answer.replace("\r", "")
self.write_to_submit_code_file(self.submit_code_path, user_answer)
def check_code(self, user_answer, file_paths, partial_grading,
expected_input, expected_output, marks):
success = False
test_case_marks = 0.0
expected_input = str(expected_input).replace('\r', '')
proc = subprocess.Popen("bash ./Test.sh",
shell=True,
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE
)
success, err = self.evaluate_stdio(user_answer, proc,
expected_input,
expected_output
)
test_case_marks = float(marks) if partial_grading and success else 0.0
return success, err, test_case_marks
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