From 73c22b77730970bcfa13eedec409c2477453dc5f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Matev=C5=BE=20Pober=C5=BEnik?= <tevzpoberznik@gmail.com>
Date: Mon, 6 Nov 2017 17:15:27 +0100
Subject: FKKT: for loop group

---
 python/problems/for-fkkt/is_prime/common.py | 82 +++++++++++++++++++++++++++++
 1 file changed, 82 insertions(+)
 create mode 100644 python/problems/for-fkkt/is_prime/common.py

(limited to 'python/problems/for-fkkt/is_prime/common.py')

diff --git a/python/problems/for-fkkt/is_prime/common.py b/python/problems/for-fkkt/is_prime/common.py
new file mode 100644
index 0000000..1b80247
--- /dev/null
+++ b/python/problems/for-fkkt/is_prime/common.py
@@ -0,0 +1,82 @@
+import re
+from python.util import has_token_sequence, string_almost_equal, \
+    string_contains_number, get_tokens, get_numbers, get_exception_desc
+from server.hints import Hint
+
+id = 25020
+number = 8
+visible = True
+
+solution = '''\
+n = int(input("Vpiši število: "))
+
+if n == 1:
+    print(False)
+else:
+    prastevilo = True
+    for j in range(2, n):
+        if n % j == 0:
+            prastevilo = False
+            break
+    print(prastevilo)
+'''
+
+hint_type = {
+    'no_input_call' : Hint('no_input_call'),
+    'printing': Hint('printing'),
+    'final_hint': Hint('final_hint')
+}
+
+def test(python, code, aux_code=''):
+    tokens = get_tokens(code)
+
+    test_in = [
+        (None, '1\n'),
+        (None, '191\n'),
+        (None, '22\n'),
+        (None, '13\n')
+    ]
+    test_out = [
+        'False',
+        'True',
+        'False',
+        'True'
+    ]
+
+    # List of outputs: (expression result, stdout, stderr, exception).
+    answers = python(code=aux_code+code, inputs=test_in, timeout=1.0)
+    outputs = [ans[1] for ans in answers]
+
+    n_correct = 0
+    tin = None
+    for i, (output, correct) in enumerate(zip(outputs, test_out)):
+        if output.rstrip().endswith(correct):
+            n_correct += 1
+        else:
+            tin = test_in[i][1]
+            tout = correct
+
+    passed = n_correct == len(test_in)
+    hints = [{'id': 'test_results', 'args': {'passed': n_correct, 'total': len(test_in)}}]
+    if tin != None:
+        hints.append({'id': 'problematic_test_case', 'args': {'testin': str(tin), 'testout': str(tout)}})
+    else:
+        hints.append({'id' : 'final_hint'})
+    return passed, hints
+
+def hint(python, code, aux_code=''):
+    # run one test first to see if there are any exceptions
+    answer = python(code=aux_code+code, inputs=[(None, '2\n')], timeout=1.0)
+    exc = get_exception_desc(answer[0][3])
+    if exc: return exc
+
+    tokens = get_tokens(code)
+
+    if not has_token_sequence(tokens, ['input']):
+        return [{'id': 'no_input_call'}]
+
+    # student is not using print function
+    if not has_token_sequence(tokens, ['print']):
+        return [{'id' : 'printing'}]
+
+    return None
-- 
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