From 4b0e419541244969e3177b7da6efc3149c2263aa Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Matev=C5=BE=20Pober=C5=BEnik?= <tevzpoberznik@gmail.com>
Date: Fri, 13 Oct 2017 12:42:22 +0200
Subject: Python: Add introduction group for FKKT students Python: Add anchor
 link to jump to FKKT exercices

---
 .../introduction-fkkt/what_is_your_name/common.py  | 81 ++++++++++++++++++++++
 .../introduction-fkkt/what_is_your_name/sl.py      | 68 ++++++++++++++++++
 2 files changed, 149 insertions(+)
 create mode 100644 python/problems/introduction-fkkt/what_is_your_name/common.py
 create mode 100644 python/problems/introduction-fkkt/what_is_your_name/sl.py

(limited to 'python/problems/introduction-fkkt/what_is_your_name')

diff --git a/python/problems/introduction-fkkt/what_is_your_name/common.py b/python/problems/introduction-fkkt/what_is_your_name/common.py
new file mode 100644
index 0000000..64b5a4e
--- /dev/null
+++ b/python/problems/introduction-fkkt/what_is_your_name/common.py
@@ -0,0 +1,81 @@
+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
+import re
+
+id = 25001
+number = 2
+visible = True
+
+solution = '''\
+ime = input("Vpiši ime: ")
+print("Dolžina imena", ime, "je", len(ime))
+'''
+
+hint_type = {
+    'no_input_call': Hint('no_input_call'),
+    'printing': Hint('printing'),
+    'name_error': Hint('name_error'),
+    'final_hint': Hint('final_hint'),
+}
+
+def test(python, code, aux_code=''):
+    # List of inputs: (expression to eval, stdin).
+    test_in = [
+        (None, 'Ana\n'),
+        (None, 'Luka\n'),
+        (None, 'Valentina\n'),
+    ]
+    test_out = [
+        'Dolžina imena Ana je 3',
+        'Dolžina imena Luka je 4',
+        'Dolžina imena Valentina je 9'
+    ]
+
+    # 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:
+        hints.append({'id': 'problematic_test_case', 'args': {'testin': str(tin), 'testout': str(tout)}})
+    if passed:
+        hints.append({'id': 'final_hint'})
+    return passed, hints
+
+def hint(python, code, aux_code=''):
+    tokens = get_tokens(code)
+
+    # run one test first to see if there are any exceptions
+    test_in = [(None, 'Ana\n')]
+    answer = python(code=aux_code+code, inputs=test_in, timeout=1.0)
+    exc = answer[0][3]
+    exc_hint = get_exception_desc(answer[0][3])
+    if exc:
+        if 'NameError' in exc:
+            return [{'id':'name_error', 'args': {'message': exc}}]
+        else:
+            return exc_hint
+
+    # if input is not present in code, student needs to learn about input
+    if not has_token_sequence(tokens, ['input']):
+        return [{'id': 'no_input_call'}]
+
+    if not re.findall(r'=[^\n]*?input', code):
+        return [{'id': 'no_input_call'}]
+
+    # student is not using print function
+    if not has_token_sequence(tokens, ['print']):
+        return [{'id' : 'printing'}]
+
+    return None
diff --git a/python/problems/introduction-fkkt/what_is_your_name/sl.py b/python/problems/introduction-fkkt/what_is_your_name/sl.py
new file mode 100644
index 0000000..ed0adb1
--- /dev/null
+++ b/python/problems/introduction-fkkt/what_is_your_name/sl.py
@@ -0,0 +1,68 @@
+import server
+mod = server.problems.load_language('python', 'sl')
+
+name = 'Kako ti je ime?'
+slug = 'Kako ti je ime?'
+
+description = '''\
+<p>Napišite program, ki uporabnika povpraša najprej po imenu in na zaslon izpiše dolžino tega imena.</p>
+<p>Primer uporabe:</p>
+<pre>
+Vpiši ime: Janez 
+Dolžina imena Janez je 5
+</pre>'''
+
+no_input_call = ['''\
+<p>Uporabi funkcijo <code>input</code> in shrani ime.</p>''',
+                 '''\
+<p>Funkcija <code>input</code> sprejme niz (<em>angl.</em> string), ki se
+prikaže uporabniku kot vprašanje in vrača, kar je uporabnik napisal. </p>''',
+                 '''\
+<p>Primer:</p>
+<pre>
+ime = input("Kako ti je ime?")
+</pre>
+<p>pokliče funkcijo <code>input</code>, ki povpraša uporabnika po imenu in
+shrani uporabnikov odgovor v spremenljivko <code>ime</code>.</p>''']
+
+printing = ['''\
+<p>V Pythonu izpisujemo s funkcijo <code>print</code>.</p>''',
+            '''\
+</p>Če želimo izpisati več elementov, jih ločimo z vejico ali pa
+sestavimo elemente v en niz.
+Imejmo spremenljivko <code>ime</code>, ki vsebuje naše ime, potem:
+<pre>
+print("Ime mi je", ime, ".")
+</pre>''']
+
+plan = ['''\
+<p>Program izvedemo v dveh korakih:</p>
+<ol>
+  <li>Vprašaj uporabnika po imenu.</li>
+  <li>Izpiši potreben niz.</li>
+</ol>''',
+        no_input_call,
+        printing
+        ]
+
+hint = {
+    'no_input_call': no_input_call,
+
+    'printing': printing,
+
+    'name_error' : [
+        mod.general_msg['error_head'],
+        mod.general_msg['general_exception'],
+        mod.general_msg['name_error'],
+        '''\
+<p>Verjetno uporabljaš spremenljivko. Ali pri izpisu morda poskušaš
+izpisati napačno spremenljivko?</p>'''
+    ],
+
+    'final_hint' : [
+            '''\
+<p>Odlično, program deluje!<br>
+Pri tej nalogi si se naučil uporabljati funkcijo <code>input</code>
+in izpisati več elementov hkrati.
+''']
+}
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