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authorMartin Možina <martin.mozina@fri.uni-lj.si>2016-12-05 11:51:58 +0100
committerMartin Možina <martin.mozina@fri.uni-lj.si>2016-12-05 11:51:58 +0100
commit236001ec7563804f87a40c924681461bc8b2d764 (patch)
tree534a9ba942e6f6906d751439dff8864130a370ea /python/problems/re/intnum
parent413bb73adaee77e8c1ab1c5721b13d9b6f756a7a (diff)
Added a new set of exercises (regular expressions).
Diffstat (limited to 'python/problems/re/intnum')
-rw-r--r--python/problems/re/intnum/common.py74
-rw-r--r--python/problems/re/intnum/en.py13
-rw-r--r--python/problems/re/intnum/sl.py27
3 files changed, 114 insertions, 0 deletions
diff --git a/python/problems/re/intnum/common.py b/python/problems/re/intnum/common.py
new file mode 100644
index 0000000..8e8a92e
--- /dev/null
+++ b/python/problems/re/intnum/common.py
@@ -0,0 +1,74 @@
+import re
+from python.util import has_token_sequence, string_almost_equal, \
+ string_contains_number, get_tokens, get_numbers, get_exception_desc, \
+ all_tokens, has_comprehension, has_loop, almost_equal, get_ast
+from server.hints import Hint
+
+id = 20903
+number = 3
+visible = True
+
+solution = '''\
+def num(s):
+ res = re.search('-?[0-9]+', s)
+ if not res:
+ return None
+ return int(res.group(0))
+'''
+
+hint_type = {
+ 'final_hint': Hint('final_hint')
+}
+
+def test(python, code, aux_code=''):
+ func_name = 'num'
+ tokens = get_tokens(code)
+ if not has_token_sequence(tokens, ['def', func_name]):
+ return False, [{'id' : 'no_func_name', 'args' : {'func_name' : func_name}}]
+
+ in_out = [
+ ('abc', None),
+ ('1', 1),
+ ('111', 111),
+ ('12 1', 12),
+ ('5-112', 5),
+ ('m-221', -221),
+ ('Rač. 356', 356),
+ ('Ulica št. 15a', 15),
+ ('Višina 180, teža 76', 180),
+ ]
+
+ test_in = [('{0}("{1}")'.format(func_name, str(l[0])), None)
+ for l in in_out]
+ test_out = [l[1] for l in in_out]
+
+ answers = python(code=aux_code+code, inputs=test_in, timeout=1.0)
+ n_correct = 0
+ tin, tout = None, None
+ for i, (ans, to) in enumerate(zip(answers, test_out)):
+ res = ans[0]
+ corr = res == to
+ n_correct += corr
+ if not corr:
+ tin = test_in[i][0]
+ tout = to
+
+ 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
+ answer = python(code=aux_code+code, inputs=[(None, None)], timeout=1.0)
+ exc = get_exception_desc(answer[0][3])
+ if exc: return exc
+
+ return None
diff --git a/python/problems/re/intnum/en.py b/python/problems/re/intnum/en.py
new file mode 100644
index 0000000..33e0bd1
--- /dev/null
+++ b/python/problems/re/intnum/en.py
@@ -0,0 +1,13 @@
+id = 20903
+name = 'Signed integer'
+
+description = '''\
+<p>(translation missing)</p>'''
+
+hint = {
+ 'plan': '''\
+<p>(translation missing)</p>''',
+
+ 'no_input_call': '''\
+<p>(translation missing)</p>''',
+}
diff --git a/python/problems/re/intnum/sl.py b/python/problems/re/intnum/sl.py
new file mode 100644
index 0000000..8e4d8a6
--- /dev/null
+++ b/python/problems/re/intnum/sl.py
@@ -0,0 +1,27 @@
+import server
+mod = server.problems.load_language('python', 'sl')
+
+id = 20903
+name = 'Predznačeno celo število'
+
+description = '''\
+<p>
+Napišite funkcijo <code>num(s)</code>, ki vrne prvo celo predznačeno število
+v nizu. Število naj bo tipa int. Če števila v nizu ni, naj funkcija vrne
+<code>None</code>.</p>
+<pre>
+>>> num('Večna pot 113')
+113
+>>> num('a-20=22')
+-20
+</pre>
+'''
+
+plan = []
+
+hint = {
+ 'final_hint': ['''\
+<p>Program je pravilen! <br>
+</p>
+'''],
+}