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@ -1,38 +1,24 @@
|
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ID | labs02:task07 | labs02:task08 | labs02:task09 | labs02:task10 | labs02:task11 | labs03 | labs04 | labs06 | Punkty | Ocena |
|
||||
---------|-----------------|-----------------|-----------------|-----------------|-----------------|----------|----------|----------|--------|-------|
|
||||
s45146 | 1 | 1 | 1 | 1 | 1 | 4 | 5 | 8 | 22 | 5 |
|
||||
s45147 | 1 | 1 | 1 | 1 | 1 | 4 | 5 | 8 | 22 | 5 |
|
||||
s45148 | 1 | 1 | 1 | 1 | 1 | 4 | 5 | 8 | 22 | 5 |
|
||||
s45150 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 8 | 16 | 4 |
|
||||
s45151 | 1 | 1 | 1 | 1 | 1 | 0 | 5 | 8 | 18 | 4.5 |
|
||||
s45152 | 1 | 1 | 1 | 0 | 1 | 0 | 5 | 8 | 17 | 4 |
|
||||
s45153 | 0 | 1 | 1 | 1 | 1 | 4 | 0 | 8 | 16 | 4 |
|
||||
s45155 | 1 | 1 | 1 | 1 | 1 | 1 | 5 | 8 | 19 | 4.5 |
|
||||
s45156 | 1 | 1 | 1 | 1 | 1 | 4 | 5 | 8 | 22 | 5 |
|
||||
s45157 | 1 | 1 | 1 | 1 | 1 | 4 | 4 | 8 | 21 | 5 |
|
||||
s45158 | 1 | 1 | 0 | 0 | 1 | 4 | 5 | 8 | 19 | 4.5 |
|
||||
s45159 | 1 | 1 | 1 | 1 | 1 | 2 | 3 | 8 | 18 | 4.5 |
|
||||
s45160 | 1 | 1 | 1 | 1 | 1 | 4 | 4 | 8 | 21 | 5 |
|
||||
s45161 | 1 | 1 | 1 | 1 | 1 | 4 | 5 | 8 | 22 | 5 |
|
||||
s45162 | 1 | 1 | 1 | 1 | 1 | 4 | 5 | 8 | 22 | 5 |
|
||||
s45163 | 1 | 1 | 1 | 1 | 1 | 4 | 4 | 8 | 21 | 5 |
|
||||
s45164 | 1 | 1 | 0 | 1 | 0 | 0 | 5 | 8 | 16 | 4 |
|
||||
s45165 | 1 | 1 | 1 | 1 | 1 | 4 | 5 | 8 | 22 | 5 |
|
||||
s45166 | 1 | 1 | 1 | 1 | 1 | 4 | 5 | 8 | 22 | 5 |
|
||||
s45167 | 1 | 1 | 1 | 1 | 1 | 0 | 5 | 8 | 17 | 4 |
|
||||
s45168 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
|
||||
s45452 | 1 | 1 | 1 | 1 | 1 | 4 | 4 | 8 | 21 | 5 |
|
||||
szwedek | 1 | 1 | 1 | 1 | 1 | 4 | 5 | 10 | 24 | 5 |
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||||
|
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Skala:
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||||
|
||||
Punkty | Ocena |
|
||||
-------|-------|
|
||||
24-20 | 5 |
|
||||
19-18 | 4.5 |
|
||||
17-16 | 4 |
|
||||
15-13 | 3 |
|
||||
12-0 | 2 |
|
||||
|
||||
|
||||
Max: 22
|
||||
ID | labs02:task07 | labs02:task08 | labs02:task09 | labs02:task10 | labs02:task11
|
||||
---------|-----------------|-----------------|-----------------|-----------------|---------------
|
||||
s45168 | 0 | 0 | 0 | 0 | 0
|
||||
s45162 | 1 | 1 | 1 | 1 | 1
|
||||
s45158 | 1 | 1 | 0 | 0 | 1
|
||||
szwedek | 1 | 1 | 1 | 1 | 1
|
||||
s45155 | 1 | 1 | 1 | 1 | 1
|
||||
s45152 | 1 | 1 | 1 | 0 | 1
|
||||
s45148 | 1 | 1 | 1 | 1 | 1
|
||||
s45166 | 1 | 1 | 1 | 1 | 1
|
||||
s45151 | 1 | 1 | 1 | 1 | 1
|
||||
s45146 | 1 | 1 | 1 | 1 | 1
|
||||
s45150 | 1 | 1 | 1 | 1 | 1
|
||||
s45452 | 1 | 1 | 1 | 1 | 1
|
||||
s45165 | 1 | 1 | 1 | 1 | 1
|
||||
s45160 | 1 | 1 | 1 | 1 | 1
|
||||
s45153 | 0 | 0 | 0 | 0 | 0
|
||||
s45156 | 1 | 1 | 1 | 1 | 1
|
||||
s45157 | 0 | 0 | 1 | 1 | 1
|
||||
s45167 | 1 | 1 | 1 | 1 | 1
|
||||
s45147 | 1 | 0 | 0 | 1 | 0
|
||||
s45159 | 0 | 0 | 0 | 0 | 0
|
||||
s45161 | 1 | 1 | 1 | 1 | 1
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s45164 | 1 | 1 | 0 | 1 | 0
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||||
|
@ -7,7 +7,7 @@ która zawiera tylko elementy z list o parzystych indeksach.
|
||||
"""
|
||||
|
||||
def even_elements(lista):
|
||||
pass
|
||||
return lista[::2]
|
||||
|
||||
|
||||
def tests(f):
|
||||
|
@ -6,7 +6,7 @@
|
||||
"""
|
||||
|
||||
def days_in_year(days):
|
||||
pass
|
||||
return 366 if ((days % 4 == 0) and (days % 100 != 0)) or (days % 400 == 0) else 365
|
||||
|
||||
def tests(f):
|
||||
inputs = [[2015], [2012], [1900], [2400], [1977]]
|
||||
|
@ -13,8 +13,7 @@ jak 'set', która przechowuje elementy bez powtórzeń.)
|
||||
|
||||
|
||||
def oov(text, vocab):
|
||||
pass
|
||||
|
||||
return set(text.split(' ')).difference(vocab)
|
||||
|
||||
|
||||
def tests(f):
|
||||
@ -28,5 +27,6 @@ def tests(f):
|
||||
break
|
||||
return "TESTS PASSED"
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
print(tests(oov))
|
||||
|
@ -7,8 +7,7 @@ Jeśli podany argument jest mniejszy od 1 powinna być zwracana wartość 0.
|
||||
"""
|
||||
|
||||
def sum_from_one_to_n(n):
|
||||
pass
|
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|
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return 0 if n < 1 else reduce(lambda x, y: (x+y), range(1,n+1))
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||||
|
||||
def tests(f):
|
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inputs = [[999], [-100]]
|
||||
|
@ -8,9 +8,13 @@ dwoma punktami przestrzeni trójwymiarowej. Punkty są dane jako
|
||||
trzyelementowe listy liczb zmiennoprzecinkowych.
|
||||
np. odległość pomiędzy punktami (0, 0, 0) i (3, 4, 0) jest równa 5.
|
||||
"""
|
||||
import math
|
||||
|
||||
|
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def euclidean_distance(x, y):
|
||||
pass
|
||||
return math.sqrt(math.sqrt((y[0] - x[0]) ** 2 + (y[1] - x[1]) ** 2) ** 2 + (y[2] - x[2]) ** 2)
|
||||
|
||||
|
||||
|
||||
def tests(f):
|
||||
inputs = [[(2.3, 4.3, -7.5), (2.3, 8.5, -7.5)]]
|
||||
|
@ -9,8 +9,10 @@ równa podanemu argumentem, przy czym jeśli argument jest mniejszy niż 5,
|
||||
ma być zwracany napis "It's not a Big 'No!'".
|
||||
"""
|
||||
|
||||
|
||||
def big_no(n):
|
||||
pass
|
||||
return "It's not a Big 'No!'" if n < 5 else "N" + n * "O" + "!"
|
||||
|
||||
|
||||
def tests(f):
|
||||
inputs = [[5], [6], [2]]
|
||||
@ -22,5 +24,6 @@ def tests(f):
|
||||
break
|
||||
return "TESTS PASSED"
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
print(tests(big_no))
|
||||
|
@ -6,7 +6,7 @@ Napisz funkcję char_sum, która dla zadanego łańcucha zwraca
|
||||
sumę kodów ASCII znaków.
|
||||
"""
|
||||
def char_sum(text):
|
||||
pass
|
||||
return reduce(lambda x, y: (x + y), map(lambda ch: ord(ch), text))
|
||||
|
||||
def tests(f):
|
||||
inputs = [["this is a string"], ["this is another string"]]
|
||||
|
@ -7,7 +7,7 @@ przez 3 lub 5 mniejszych niż n.
|
||||
"""
|
||||
|
||||
def sum_div35(n):
|
||||
pass
|
||||
return reduce(lambda x, y: (x + y), filter(lambda x: (x%3==0 or x%5==0), range(1,n)))
|
||||
|
||||
def tests(f):
|
||||
inputs = [[10], [100], [3845]]
|
||||
|
@ -9,7 +9,7 @@ Np. leet('leet') powinno zwrócić '1337'.
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||||
|
||||
|
||||
def leet_speak(text):
|
||||
pass
|
||||
return ''.join(map( lambda ch: {'e': '3', 'l': '1', 'o': '0', 't': '7'}.get(ch, ch), text))
|
||||
|
||||
|
||||
def tests(f):
|
||||
|
@ -9,7 +9,7 @@ na wielką. Np. pokemon_speak('pokemon') powinno zwrócić 'PoKeMoN'.
|
||||
|
||||
|
||||
def pokemon_speak(text):
|
||||
pass
|
||||
return ''.join([a if idx%2==1 else a.upper() for idx, a in enumerate(text)])
|
||||
|
||||
|
||||
def tests(f):
|
||||
|
@ -9,7 +9,7 @@ Oba napisy będą składać się wyłacznie z małych liter.
|
||||
"""
|
||||
|
||||
def common_chars(string1, string2):
|
||||
pass
|
||||
return sorted( set(filter(lambda ch: ch.islower(), string1)).intersection(filter(lambda ch: ch.islower(), string2)) )
|
||||
|
||||
|
||||
def tests(f):
|
||||
|
@ -3,9 +3,6 @@
|
||||
|
||||
|
||||
def suma(a, b):
|
||||
"""
|
||||
Napisz funkcję, która zwraca sumę elementów.
|
||||
"""
|
||||
return a + b
|
||||
|
||||
def tests(f):
|
||||
@ -18,4 +15,5 @@ def tests(f):
|
||||
break
|
||||
return "TESTS PASSED"
|
||||
|
||||
if __name__ == "__main__":
|
||||
print(tests(suma))
|
||||
|
@ -6,7 +6,9 @@
|
||||
Sklonuj repozytorium ``https://github.com/realpython/python-scripts``, które różne, przydatne skrypty. Przejrzyj je i zobacz na ile jesteś w stanie zrozumieć co i jak robią. Uruchom kilka z nich, np. ``27_send_sms.py``.
|
||||
|
||||
**ćwiczenie 1**
|
||||
Każdy obiekt w Pythonie na wbudowaną funkcję ``id()``, która zwraca liczbę, która jest unikatowa i stała dla obiektu. Pozwala ona w prosty sposób sprawdzić, który obiekt jest *mutable*a, który *immutable*: jeżeli po wykonaniu operacji, zwracana liczba jest stała, to oznacza, że obiekt jest *mutable*. Sprawdź zachowanie funkcji na obiektach typy:
|
||||
Każdy obiekt w Pythonie na wbudowaną funkcję ``id()``, która zwraca liczbę, która jest unikatowa i stała dla obiektu.
|
||||
Pozwala ona w prosty sposób sprawdzić, który obiekt jest *mutable*a, który *immutable*: jeżeli po wykonaniu operacji,
|
||||
zwracana liczba jest stała, to oznacza, że obiekt jest *mutable*. Sprawdź zachowanie funkcji na obiektach typy:
|
||||
* lista,
|
||||
* napis (string),
|
||||
* liczba zmiennoprzecinkowa.
|
||||
|
8
labs03/task01.py
Normal file
8
labs03/task01.py
Normal file
@ -0,0 +1,8 @@
|
||||
#lab03 task01
|
||||
#Returns mutable type names
|
||||
[t for t, oldid, newid in map( lambda (t, obj, objid): (t, id(obj*1), objid), map(lambda x : (type(x), x, id(x)), [[], '', 3.141592]) ) if oldid == newid]
|
||||
|
||||
for type_name, type_mutable in map( lambda t: (type(t), id(t)==id(t*1)), [[], '', 3.141592] ):
|
||||
print("%s is %s" % (str(type_name), 'mutable' if type_mutable else 'immutable') )
|
||||
|
||||
|
7
labs03/task02.py
Normal file
7
labs03/task02.py
Normal file
@ -0,0 +1,7 @@
|
||||
# lab03, task02
|
||||
|
||||
def fibN(n):
|
||||
prev, current = 1, 1
|
||||
for n in range(n):
|
||||
yield prev
|
||||
prev, current = current, prev + current
|
15
labs03/task03.py
Normal file
15
labs03/task03.py
Normal file
@ -0,0 +1,15 @@
|
||||
# -*- coding: utf-8 -*-
|
||||
import requests, json
|
||||
|
||||
# try:
|
||||
# print('EUR:PLN %3.4f' % (requests.get('https://api.fixer.io/latest').json()['rates']['PLN']))
|
||||
# except:
|
||||
# print("Something went wrong. Couldn't display EUR:PLN exchange rate.")
|
||||
#
|
||||
# Niestety nie znalazłem w pakiecie json dla pythona 2.7 operacji zwracającej wspomniany w treści zadania
|
||||
# 'obiekt typu JSON' -czytanie streamu zamienia dane na zwykłe pythonowe słowniki. Nie wnosi to więc wartości dodanej
|
||||
# do powyższego kodu, który w metodzie.json() zwraca obiekt typu dict, podobnie jak przyjmująca łańcuch znaków
|
||||
# funkcja json.loads.
|
||||
print(json.loads(requests.get('https://api.fixer.io/latest').text))['rates']['PLN']
|
||||
# assert type(json.loads(requests.get('https://api.fixer.io/latest').text)) == type(dict())
|
||||
#
|
22
labs03/task04.py
Normal file
22
labs03/task04.py
Normal file
@ -0,0 +1,22 @@
|
||||
# -*- coding: utf-8 -*-
|
||||
from weather import Weather
|
||||
import datetime
|
||||
|
||||
weather = Weather()
|
||||
loc = weather.lookup_by_location('Poznan')
|
||||
print('Informacja o aktualnej pogodzie: %s' % loc.condition().text())
|
||||
|
||||
def ftoc(f):
|
||||
return (f-32.0)*5.0/9.0
|
||||
|
||||
def date_to_pl_weekday(date_string):
|
||||
"""
|
||||
input: string of form '10 Dec 2017'
|
||||
output: weekday in polish language
|
||||
"""
|
||||
idx = datetime.datetime.strptime(date_string, '%d %b %Y').weekday()
|
||||
return [u'poniedziałek', u'wtorek', u'środa', u'czwartek', u'piątek', u'sobota', u'niedziela'][idx]
|
||||
|
||||
min_day = min(loc.forecast(), key = lambda f: f.low())
|
||||
print(u'Najbliższy najzimniejszy dzień to %s. Będzie %s\u00B0C. ' % (date_to_pl_weekday(min_day.date()), ftoc(int(min_day.low()))))
|
||||
|
18
labs03/task05.py
Normal file
18
labs03/task05.py
Normal file
@ -0,0 +1,18 @@
|
||||
import glob, os
|
||||
|
||||
# print(glob.glob('./scores/model.iter[0-9][0-9][0-9][0-9][0-9][0-9][0-9].npz.bleu'))
|
||||
|
||||
|
||||
|
||||
def extract_BLEU_score(fn):
|
||||
'''
|
||||
:param fn - path to file with :
|
||||
:return:
|
||||
'''
|
||||
with open(fn, 'r') as fd:
|
||||
line = fd.readline()
|
||||
return (os.path.abspath(fn), float(line[6:line.index(',')]))
|
||||
|
||||
print max([ t for t in map(extract_BLEU_score, glob.iglob('./scores/model.iter[0-9][0-9][0-9][0-9][0-9]*.npz.bleu'))], key = lambda tpl: tpl[1])[0]
|
||||
|
||||
|
0
labs04/__init__.py
Normal file
0
labs04/__init__.py
Normal file
@ -1,3 +1,19 @@
|
||||
#!/usr/bin/env python2
|
||||
# -*- coding: utf-8 -*-
|
||||
def is_numeric(xs):
|
||||
return all(isinstance(x, (int, float)) for x in xs)
|
||||
|
||||
assert is_numeric([1,2,3,4,5,6,6])
|
||||
assert is_numeric([1.0,2.0,3.0,4.0,5.0,6.0])
|
||||
assert is_numeric([1])
|
||||
assert is_numeric([1.0])
|
||||
assert is_numeric([1.0, 1])
|
||||
assert is_numeric([1, 1.0])
|
||||
assert is_numeric([]) #zgodnie z ustaleniami z zajęć
|
||||
assert not is_numeric([1,2,3,'a',4,5,6,6])
|
||||
assert not is_numeric([1.0,2.0,3.0,'a',4.0,5.0,6.0])
|
||||
assert not is_numeric([1, 'a'])
|
||||
assert not is_numeric([1.0, 'a'])
|
||||
assert not is_numeric(['a', 1.0, 1])
|
||||
assert not is_numeric([1, 1.0, 'a'])
|
||||
assert not is_numeric(['a'])
|
@ -1,3 +1,38 @@
|
||||
#!/usr/bin/env python2
|
||||
# -*- coding: utf-8 -*-
|
||||
|
||||
class Employee(object):
|
||||
NEXT_ID = 0
|
||||
|
||||
def __init__(self, name, surname):
|
||||
self.name = name
|
||||
self.surname = surname
|
||||
self.id = Employee.NEXT_ID
|
||||
Employee.NEXT_ID = Employee.NEXT_ID + 1
|
||||
|
||||
def get_id(self):
|
||||
return self.id
|
||||
|
||||
|
||||
class Recruiter(Employee):
|
||||
def __init__(self, name, surname):
|
||||
super(Recruiter, self).__init__(name, surname)
|
||||
self.recruited = []
|
||||
|
||||
def recruit(self, employee):
|
||||
self.recruited.append(employee.get_id())
|
||||
|
||||
|
||||
class Programmer(Employee):
|
||||
def __init__(self, name, surname, recruiter):
|
||||
super(Programmer, self).__init__(name, surname)
|
||||
self.recruiter = recruiter.get_id()
|
||||
|
||||
|
||||
empl1 = Employee('a', 'a')
|
||||
empl2 = Employee('b', 'b')
|
||||
rec1 = Recruiter('c', 'c')
|
||||
prog1 = Programmer('d', 'd', rec1)
|
||||
rec1.recruit(prog1)
|
||||
assert prog1.recruiter == rec1.get_id()
|
||||
assert any( recruitee_id == prog1.get_id() for recruitee_id in rec1.recruited )
|
@ -1,3 +1,42 @@
|
||||
#!/usr/bin/env python2
|
||||
# -*- coding: utf-8 -*-
|
||||
|
||||
class Point(object):
|
||||
def __init__(self, coords):
|
||||
from labs04.task01 import is_numeric
|
||||
assert is_numeric(coords)
|
||||
self.coords = coords
|
||||
|
||||
def add(self, that):
|
||||
if len(self.coords) != len(that.coords):
|
||||
raise DimensionError('Niezgodne wymiary')
|
||||
else:
|
||||
pass
|
||||
return Point(map(lambda(a,b): a+b, zip(self.coords, that.coords)))
|
||||
|
||||
def to_string(self):
|
||||
return type(self).__name__+'('+((',').join(map(str, self.coords)))+')'
|
||||
|
||||
def len(self):
|
||||
return len(self.coords)
|
||||
|
||||
def __len__(self):
|
||||
return len(self.coords)
|
||||
|
||||
def __str__(self):
|
||||
return self.to_string()
|
||||
|
||||
def __add__(self, other):
|
||||
return self.add(other)
|
||||
|
||||
class DimensionError(Exception):
|
||||
def __init__(self, msg):
|
||||
self.msg = msg
|
||||
def __str__(self):
|
||||
return self.msg
|
||||
|
||||
pt1 = Point([1,2,3.0,4.0])
|
||||
pt2 = Point([-1, -2.0, -3, -4.0])
|
||||
print('len(%s + %s) = %d' %(pt1, pt2, len(pt1 + pt2)))
|
||||
print(pt1 + pt2)
|
||||
|
||||
|
@ -2,10 +2,11 @@
|
||||
# -*- coding: utf-8 -*-
|
||||
|
||||
def suma(liczby):
|
||||
pass
|
||||
assert len(liczby) > 0
|
||||
return reduce(lambda a, b: a+b, liczby)
|
||||
|
||||
def main():
|
||||
print(summa([1, 2, 3, 4]))
|
||||
print(suma([1, 2, 3, 4]))
|
||||
|
||||
if __name__ == "__main__":
|
||||
main()
|
||||
|
@ -0,0 +1,7 @@
|
||||
import task00, sys
|
||||
|
||||
def main():
|
||||
print('%f' % (task00.suma(map(lambda x: float(x), sys.argv[1:]))))
|
||||
|
||||
if __name__ == '__main__':
|
||||
main()
|
@ -0,0 +1,12 @@
|
||||
import task00, sys
|
||||
|
||||
def main():
|
||||
def a_to_f(a):
|
||||
try:
|
||||
return float(a)
|
||||
except:
|
||||
return 0
|
||||
print('%f' % (task00.suma(map(a_to_f, sys.argv[1:]))))
|
||||
|
||||
if __name__ == '__main__':
|
||||
main()
|
@ -0,0 +1,15 @@
|
||||
import task00, argparse
|
||||
|
||||
def main():
|
||||
parser = argparse.ArgumentParser()
|
||||
parser.add_argument("numbers", nargs="+")
|
||||
args = parser.parse_args()
|
||||
def a_to_f(a):
|
||||
try:
|
||||
return float(a)
|
||||
except:
|
||||
return 0
|
||||
print('%f' % (task00.suma(map(a_to_f, args.numbers))))
|
||||
|
||||
if __name__ == '__main__':
|
||||
main()
|
@ -6,7 +6,7 @@ Implementacja narzedzia ``wc`` z linuksa (word counter).
|
||||
Zwraca liczbę słów, znaków i linii.
|
||||
"""
|
||||
|
||||
import sys
|
||||
import sys, argparse
|
||||
|
||||
|
||||
def count_lines(text):
|
||||
@ -19,7 +19,7 @@ def count_words(text):
|
||||
for line in text.split('\n')])
|
||||
|
||||
def count_chars(text):
|
||||
""" return number of words. """
|
||||
""" return number of characters. """
|
||||
return len(text)
|
||||
|
||||
def wc(text):
|
||||
@ -32,7 +32,22 @@ def wc(text):
|
||||
|
||||
def main():
|
||||
""" main """
|
||||
print(wc(sys.stdin.read()))
|
||||
parser = argparse.ArgumentParser()
|
||||
parser.add_argument('-l', help="number of lines", action="store_true")
|
||||
parser.add_argument('-w', help="number of words", action="store_true")
|
||||
parser.add_argument('-c', help="number of characters", action="store_true")
|
||||
parser.add_argument('fn', nargs='?', type=file, default=sys.stdin, help='optional filename to read from')
|
||||
args = parser.parse_args()
|
||||
lines, words, chars = wc(args.fn.read())
|
||||
if( args.l or args.w or args.c ):
|
||||
if(args.l):
|
||||
print(lines)
|
||||
if(args.w):
|
||||
print(words)
|
||||
if(args.c):
|
||||
print(chars)
|
||||
else:
|
||||
print(lines, words, chars)
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
|
@ -28,7 +28,7 @@
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 12,
|
||||
"execution_count": null,
|
||||
"metadata": {
|
||||
"collapsed": true,
|
||||
"slideshow": {
|
||||
@ -299,30 +299,12 @@
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 16,
|
||||
"cell_type": "markdown",
|
||||
"metadata": {
|
||||
"slideshow": {
|
||||
"slide_type": "slide"
|
||||
}
|
||||
},
|
||||
"outputs": [
|
||||
{
|
||||
"name": "stdout",
|
||||
"output_type": "stream",
|
||||
"text": [
|
||||
"count 26.000000\n",
|
||||
"mean 8.576923\n",
|
||||
"std 5.375300\n",
|
||||
"min 1.000000\n",
|
||||
"25% 4.250000\n",
|
||||
"50% 8.000000\n",
|
||||
"75% 12.000000\n",
|
||||
"max 18.000000\n",
|
||||
"dtype: float64\n"
|
||||
]
|
||||
}
|
||||
],
|
||||
"source": [
|
||||
"print(dane.describe())"
|
||||
]
|
||||
|
@ -1,14 +1,15 @@
|
||||
#!/usr/bin/env python
|
||||
# -*- coding: utf-8 -*-
|
||||
import pandas as pd
|
||||
|
||||
def wczytaj_dane():
|
||||
pass
|
||||
return pd.read_csv('mieszkania.csv')
|
||||
|
||||
def most_common_room_number(dane):
|
||||
pass
|
||||
return dane['Rooms'].mode()[0]
|
||||
|
||||
def cheapest_flats(dane, n):
|
||||
pass
|
||||
return dane.sort_values(by=[u'Expected'], na_position='last').head(n)
|
||||
|
||||
def find_borough(desc):
|
||||
dzielnice = ['Stare Miasto',
|
||||
@ -19,23 +20,37 @@ def find_borough(desc):
|
||||
'Winogrady',
|
||||
'Miłostowo',
|
||||
'Dębiec']
|
||||
pass
|
||||
histogram = {districtName: desc.find(districtName) for districtName in dzielnice if desc.find(districtName) != -1}
|
||||
return 'Inne' if not histogram else min(histogram, key=histogram.get)
|
||||
|
||||
|
||||
def add_borough(dane):
|
||||
pass
|
||||
dane['Borough'] = dane.apply( lambda row: find_borough( row['Location']), axis = 1)
|
||||
|
||||
def write_plot(dane, filename):
|
||||
pass
|
||||
dane['Borough'].value_counts().plot.bar().get_figure().savefig(filename)
|
||||
|
||||
def mean_price(dane, room_number):
|
||||
pass
|
||||
return dane.loc[ dane['Rooms'] == room_number ].mean()[1]
|
||||
|
||||
def find_13(dane):
|
||||
pass
|
||||
return dane.loc[dane['Floor'] == 13]['Borough'].unique()
|
||||
|
||||
def find_best_flats(dane):
|
||||
pass
|
||||
return dane.loc[(dane['Borough'] == 'Winogrady') & (dane['Rooms'] == 3) & (dane['Floor'] == 1)]
|
||||
|
||||
def predict(dane, rooms, sqrMeters):
|
||||
from sklearn import linear_model
|
||||
import numpy as np
|
||||
data = dane
|
||||
df = pd.DataFrame(data, columns=np.array(['Rooms','SqrMeters']))
|
||||
target = pd.DataFrame(data, columns=["Expected"])
|
||||
X = df
|
||||
y = target["Expected"]
|
||||
lm = linear_model.LinearRegression()
|
||||
model = lm.fit(X, y)
|
||||
inData = pd.DataFrame.from_records([(rooms, sqrMeters)], columns=['Rooms', 'SqrMeters'])
|
||||
return lm.predict(inData)[0]
|
||||
|
||||
def main():
|
||||
dane = wczytaj_dane()
|
||||
@ -44,11 +59,21 @@ def main():
|
||||
print("Najpopularniejsza liczba pokoi w mieszkaniu to: {}"
|
||||
.format(most_common_room_number(dane)))
|
||||
|
||||
print("{} to najłądniejsza dzielnica w Poznaniu."
|
||||
.format(find_borough("Grunwald i Jeżyce"))))
|
||||
print("7 najtańszych mieszkań to: ")
|
||||
print(cheapest_flats(dane, 7))
|
||||
|
||||
print("{} to najłądniejsza dzielnica w Poznaniu.".format(find_borough("Grunwald i Jeżyce")))
|
||||
|
||||
add_borough(dane)
|
||||
write_plot(dane, 'tmp_borough_hist.png')
|
||||
for i in dane['Rooms'].unique():
|
||||
print("Średnia cena mieszkania {}-pokojowego, to: {}".format(i, mean_price(dane, i)))
|
||||
print('Dzielnice z mieszkaniami na 13 piętrze: {}'.format(find_13(dane)))
|
||||
print('"Najlepsze" mieszkania: ')
|
||||
print(find_best_flats(dane))
|
||||
|
||||
print('Predicted price(actual 146000): ', predict(dane,1,31.21))
|
||||
|
||||
print("Średnia cena mieszkania 3-pokojowego, to: {}"
|
||||
.format(mean_price(dane, 3)))
|
||||
|
||||
if __name__ == "__main__":
|
||||
main()
|
Loading…
Reference in New Issue
Block a user