From fc34673e84ea9bc823e8530c7564f0caa6a99000 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Martin=20Mo=C5=BEina?= Date: Tue, 27 Sep 2016 16:38:23 +0200 Subject: Added exercises with list comprehensions. --- .../comprehensions/inverse_morse/common.py | 114 +++++++++++++++++++++ python/problems/comprehensions/inverse_morse/en.py | 13 +++ python/problems/comprehensions/inverse_morse/sl.py | 38 +++++++ 3 files changed, 165 insertions(+) create mode 100644 python/problems/comprehensions/inverse_morse/common.py create mode 100644 python/problems/comprehensions/inverse_morse/en.py create mode 100644 python/problems/comprehensions/inverse_morse/sl.py (limited to 'python/problems/comprehensions/inverse_morse') diff --git a/python/problems/comprehensions/inverse_morse/common.py b/python/problems/comprehensions/inverse_morse/common.py new file mode 100644 index 0000000..b7644b5 --- /dev/null +++ b/python/problems/comprehensions/inverse_morse/common.py @@ -0,0 +1,114 @@ +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 = 20706 +number = 6 +visible = True + +solution = '''\ +morse = { + 'A': '.-', + 'B': '-...', + 'C': '-.-.', + 'D': '-..', + 'E': '.', + 'F': '..-.', + 'G': '--.', + 'H': '....', + 'I': '..', + 'J': '.---', + 'K': '-.-', + 'L': '.-..', + 'M': '--', + 'N': '-.', + 'O': '---', + 'P': '.--.', + 'Q': '--.-', + 'R': '.-.', + 'S': '...', + 'T': '-', + 'U': '..-', + 'V': '...-', + 'W': '.--', + 'X': '-..-', + 'Y': '-.--', + 'Z': '--..', + '1': '.----', + '2': '..---', + '3': '...--', + '4': '....-', + '5': '.....', + '6': '-....', + '7': '--...', + '8': '---..', + '9': '----.', + '0': '-----', + ' ': '' +} + +morse_r = {v: k for k, v in morse.items()} +def morse2txt(s): + return ''.join(morse_r[c] for c in s.split(' ')) +''' + +hint_type = { + 'final_hint': Hint('final_hint'), + 'no_comprehension': Hint('no_comprehension'), + 'has_loop': Hint('has_loop') +} + +def test(python, code): + func_name = 'morse2txt' + tokens = get_tokens(code) + ast = get_ast(code) + if not has_token_sequence(tokens, ['def', func_name]): + return False, [{'id' : 'no_func_name', 'args' : {'func_name' : func_name}}] + + in_out = [ + ('- . .-', 'TE A'), + ('.... . .-.. .-.. --- .-- --- .-. .-.. -..', 'HELLO WORLD'), + ('- .... . --.- ..- .. -.-. -.- -... .-. --- .-- -. ..-. --- -..- .--- ..- -- .--. . -.. --- ...- . .-. - .... . .-.. .- --.. -.-- -.. --- --. ... -... .- -.-. -.- .---- ..--- ...-- ....- ..... -.... --... ---.. ----. -----', + 'THE QUICK BROWN FOX JUMPED OVER THE LAZY DOGS BACK 1234567890'), + ] + + 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=code, inputs=test_in, timeout=1.0) + n_correct = 0 + tin, tout = None, None + for i, (ans, to) in enumerate(zip(answers, test_out)): + corr = ans[0] == 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: + if not has_comprehension(ast): + hints.append({'id': 'no_comprehension'}) + elif has_loop(ast): + hints.append({'id': 'has_loop'}) + else: + hints.append({'id': 'final_hint'}) + + return passed, hints + + +def hint(python, code): + tokens = get_tokens(code) + + # run one test first to see if there are any exceptions + answer = python(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/comprehensions/inverse_morse/en.py b/python/problems/comprehensions/inverse_morse/en.py new file mode 100644 index 0000000..727e885 --- /dev/null +++ b/python/problems/comprehensions/inverse_morse/en.py @@ -0,0 +1,13 @@ +id = 20706 +name = 'Inverse morse code' + +description = '''\ +

(translation missing)

''' + +hint = { + 'plan': '''\ +

(translation missing)

''', + + 'no_input_call': '''\ +

(translation missing)

''', +} diff --git a/python/problems/comprehensions/inverse_morse/sl.py b/python/problems/comprehensions/inverse_morse/sl.py new file mode 100644 index 0000000..ce4bd48 --- /dev/null +++ b/python/problems/comprehensions/inverse_morse/sl.py @@ -0,0 +1,38 @@ +import server +mod = server.problems.load_language('python', 'sl') + + +id = 20706 +name = 'Inverzna Morsejeva abeceda' + +description = '''\ +

+Napišite funkcijo morse2txt(code), ki iz Morsejeve kode razbere +sporočilo.

+
+>>> morse2txt('.... . .-.. .-.. ---  .-- --- .-. .-.. -..')
+'HELLO WORLD'
+
+

+''' + +plan = [] + +hint = { + 'final_hint': ['''\ +

Program je pravilen!
+

+'''], + + 'no_comprehension': ['''\ +

Program je sicer pravilen, vendar ne vsebuje izpeljanih seznamov ali +generatorjev... +

+'''], + + 'has_loop': ['''\ +

Program je sicer pravilen, vendar vsebuje zanko. +

+'''], + +} -- cgit v1.2.1