import os
os.chdir(r'C:\Users\uprkt\Desktop\ПО\python-labs\TEMA4')
help round
SyntaxError: invalid syntax
help(round)
Help on built-in function round in module builtins:

round(number, ndigits=None)
    Round a number to a given precision in decimal digits.

    The return value is an integer if ndigits is omitted or None.  Otherwise
    the return value has the same type as the number.  ndigits may be negative.

round(123,456,1)
Traceback (most recent call last):
  File "<pyshell#4>", line 1, in <module>
    round(123,456,1)
TypeError: round() takes at most 2 arguments (3 given)
round(123.456,1)
123.5
round(123.456,0)
123.0
round(123.456)
123
gg=range(76, 123, 9)
type(gg)
<class 'range'>
list(gg)
[76, 85, 94, 103, 112, 121]
range(23)
range(0, 23)
qq = ['Мамакин','Савин','Симанков','Киреев']
ff=zip(gg,qq)
tuple(ff)
((76, 'Мамакин'), (85, 'Савин'), (94, 'Симанков'), (103, 'Киреев'))
ff[1]
Traceback (most recent call last):
  File "<pyshell#15>", line 1, in <module>
    ff[1]
TypeError: 'zip' object is not subscriptable
fff=float(input('коэффициент усиления='))
коэффициент усиления=54
dan=eval('5*fff-156')
dan
114.0
exec(input('введите инструкции:'))
введите инструкции:perem=-123.456;gg=round(abs(perem)+98,3)
gg
221.456
list(map(len, qq))
[7, 5, 8, 6]
divmod(64,5)
(12, 4)
import math
dir(math)
['__doc__', '__loader__', '__name__', '__package__', '__spec__', 'acos', 'acosh', 'asin', 'asinh', 'atan', 'atan2', 'atanh', 'cbrt', 'ceil', 'comb', 'copysign', 'cos', 'cosh', 'degrees', 'dist', 'e', 'erf', 'erfc', 'exp', 'exp2', 'expm1', 'fabs', 'factorial', 'floor', 'fma', 'fmod', 'frexp', 'fsum', 'gamma', 'gcd', 'hypot', 'inf', 'isclose', 'isfinite', 'isinf', 'isnan', 'isqrt', 'lcm', 'ldexp', 'lgamma', 'log', 'log10', 'log1p', 'log2', 'modf', 'nan', 'nextafter', 'perm', 'pi', 'pow', 'prod', 'radians', 'remainder', 'sin', 'sinh', 'sqrt', 'sumprod', 'tan', 'tanh', 'tau', 'trunc', 'ulp']
help(math.factorial)
Help on built-in function factorial in module math:

factorial(n, /)
    Find n!.

math.factorial(5)
120
math.degrees(math.acos(math.sin(math.pi)))
90.0
math.sin(2*math.pi / 7 + math.exp(0.23))
0.8334902641414562
import cmath
dir(cmath)
['__doc__', '__loader__', '__name__', '__package__', '__spec__', 'acos', 'acosh', 'asin', 'asinh', 'atan', 'atanh', 'cos', 'cosh', 'e', 'exp', 'inf', 'infj', 'isclose', 'isfinite', 'isinf', 'isnan', 'log', 'log10', 'nan', 'nanj', 'phase', 'pi', 'polar', 'rect', 'sin', 'sinh', 'sqrt', 'tan', 'tanh', 'tau']
cmath.sqrt(1.2-0.5j)
(1.118033988749895-0.22360679774997896j)
cmath.phase(1-0.5j)
-0.4636476090008061
import random
dir(random)
['BPF', 'LOG4', 'NV_MAGICCONST', 'RECIP_BPF', 'Random', 'SG_MAGICCONST', 'SystemRandom', 'TWOPI', '_ONE', '_Sequence', '__all__', '__builtins__', '__cached__', '__doc__', '__file__', '__loader__', '__name__', '__package__', '__spec__', '_accumulate', '_acos', '_bisect', '_ceil', '_cos', '_e', '_exp', '_fabs', '_floor', '_index', '_inst', '_isfinite', '_lgamma', '_log', '_log2', '_os', '_parse_args', '_pi', '_random', '_repeat', '_sha512', '_sin', '_sqrt', '_test', '_test_generator', '_urandom', 'betavariate', 'binomialvariate', 'choice', 'choices', 'expovariate', 'gammavariate', 'gauss', 'getrandbits', 'getstate', 'lognormvariate', 'main', 'normalvariate', 'paretovariate', 'randbytes', 'randint', 'random', 'randrange', 'sample', 'seed', 'setstate', 'shuffle', 'triangular', 'uniform', 'vonmisesvariate', 'weibullvariate']
help(random.seed())
Help on NoneType object:

class NoneType(object)
 |  The type of the None singleton.
 |
 |  Methods defined here:
 |
 |  __bool__(self, /)
 |      True if self else False
 |
 |  __eq__(self, value, /)
 |      Return self==value.
 |
 |  __ge__(self, value, /)
 |      Return self>=value.
 |
 |  __gt__(self, value, /)
 |      Return self>value.
 |
 |  __hash__(self, /)
 |      Return hash(self).
 |
 |  __le__(self, value, /)
 |      Return self<=value.
 |
 |  __lt__(self, value, /)
 |      Return self<value.
 |
 |  __ne__(self, value, /)
 |      Return self!=value.
 |
 |  __repr__(self, /)
 |      Return repr(self).
 |
 |  ----------------------------------------------------------------------
 |  Static methods defined here:
 |
 |  __new__(*args, **kwargs)
 |      Create and return a new object.  See help(type) for accurate signature.

random.seed()
random.random()
0.6216104315561441
random.uniform()
Traceback (most recent call last):
  File "<pyshell#38>", line 1, in <module>
    random.uniform()
TypeError: Random.uniform() missing 2 required positional arguments: 'a' and 'b'
random.uniform(0,1)
0.15558476742451
random.randint()
Traceback (most recent call last):
  File "<pyshell#40>", line 1, in <module>
    random.randint()
TypeError: Random.randint() missing 2 required positional arguments: 'a' and 'b'
random.randint(0,100)
65
random.gauss()
-1.2490453714301064
random.choice([1,2,3,4,5])
5
random.shuffle([1,2,3,4,5])
sp = [1,2,3,4,5,6,7,8,9]
random.shuffle(sp)
sp
[8, 2, 5, 9, 6, 7, 1, 3, 4]
random.sample(sp, 3)
[6, 1, 7]
random.betavariate()
Traceback (most recent call last):
  File "<pyshell#49>", line 1, in <module>
    random.betavariate()
TypeError: Random.betavariate() missing 2 required positional arguments: 'alpha' and 'beta'
random.betavariate(0.5, 0.5)
0.21196520335129634
random.gammavariate(0.5, 0.5)
0.18678325471924362
sp1 = [random.random(), random.gauss(), random.betavariate(0.5,0.5), random.gammavariate(0.5, 0.5)]
sp1
[0.09352103273802048, 0.41529631729753796, 0.5372987697985309, 0.08540638796369146]
import time
dir(time)
['_STRUCT_TM_ITEMS', '__doc__', '__loader__', '__name__', '__package__', '__spec__', 'altzone', 'asctime', 'ctime', 'daylight', 'get_clock_info', 'gmtime', 'localtime', 'mktime', 'monotonic', 'monotonic_ns', 'perf_counter', 'perf_counter_ns', 'process_time', 'process_time_ns', 'sleep', 'strftime', 'strptime', 'struct_time', 'thread_time', 'thread_time_ns', 'time', 'time_ns', 'timezone', 'tzname']
c1=time.time()
c2=time.time()-c1
c2
13.89244294166565
dat = time.gmtime()
dat.tm_mon()
Traceback (most recent call last):
  File "<pyshell#60>", line 1, in <module>
    dat.tm_mon()
TypeError: 'int' object is not callable
dat.tm_mon
9
dat1 = time.localtime()
dat1.tm_day
Traceback (most recent call last):
  File "<pyshell#63>", line 1, in <module>
    dat1.tm_day
AttributeError: 'time.struct_time' object has no attribute 'tm_day'. Did you mean: 'tm_mday'?
dit1.tm_mday
Traceback (most recent call last):
  File "<pyshell#64>", line 1, in <module>
    dit1.tm_mday
NameError: name 'dit1' is not defined. Did you mean: 'dat1'?
dat1.tm_mday
28
time.asctime(dat)
'Sat Sep 27 21:23:38 2025'
time.ctime(564783)
'Wed Jan  7 15:53:03 1970'
time.mktime(dat1)
1759008378.0
time.localtime(c1)
time.struct_time(tm_year=2025, tm_mon=9, tm_mday=28, tm_hour=0, tm_min=22, tm_sec=49, tm_wday=6, tm_yday=271, tm_isdst=0)
import pylab
Traceback (most recent call last):
  File "<pyshell#70>", line 1, in <module>
    import pylab
ModuleNotFoundError: No module named 'pylab'
import sys
sys.path.append('C:\Users\uprkt\AppData\Local\Programs\Python\Python313\\lib\\site-packages')
SyntaxError: (unicode error) 'unicodeescape' codec can't decode bytes in position 2-3: truncated \UXXXXXXXX escape
sys.path.append(‘C:\Users\uprkt\AppData\Local\Programs\Python\Python313\\lib\\site-packages’)
SyntaxError: invalid character '‘' (U+2018)
sys.path.append(r‘C:\Users\uprkt\AppData\Local\Programs\Python\Python313\\lib\\site-packages’)
SyntaxError: invalid character '‘' (U+2018)
sys.path.append(r'C:\Users\uprkt\AppData\Local\Programs\Python\Python313\\lib\\site-packages')
import pylab
Traceback (most recent call last):
  File "<pyshell#76>", line 1, in <module>
    import pylab
ModuleNotFoundError: No module named 'pylab'
import pylab
x=list(range(-3,55,4))
t=list(range(15))
pylab.plot(t,x)
[<matplotlib.lines.Line2D object at 0x0000020CE16E6850>]
pylab.title('Первый график')
Text(0.5, 1.0, 'Первый график')
pylab.xlabel('время')
Text(0.5, 0, 'время')
pylab.ylabel('сигнал')
Text(0, 0.5, 'сигнал')
pylab.show()
X1=[12,6,8,10,7]
X2=[5,7,9,11,13]
pylab.plot(X1)
[<matplotlib.lines.Line2D object at 0x0000020CE37DB110>]
pylab.plot(X2)
[<matplotlib.lines.Line2D object at 0x0000020CE37DB250>]
pylab.show()
region=['Центр','Урал','Сибирь','Юг']
naselen=[65,12,23,17]
pylab.pie(naselen,labels=region)
([<matplotlib.patches.Wedge object at 0x0000020CE16C9940>, <matplotlib.patches.Wedge object at 0x0000020CE1EBCB90>, <matplotlib.patches.Wedge object at 0x0000020CE1EBCF50>, <matplotlib.patches.Wedge object at 0x0000020CE1EBD1D0>], [Text(-0.191013134139045, 1.0832885038559115, 'Центр'), Text(-0.861328292412156, -0.6841882582231001, 'Урал'), Text(0.04429273995539947, -1.0991078896938387, 'Сибирь'), Text(0.9873750693480946, -0.48486129194837324, 'Юг')])
pylab.show()
pylab.hist(X1)
(array([1., 1., 0., 1., 0., 0., 1., 0., 0., 1.]), array([ 6. ,  6.6,  7.2,  7.8,  8.4,  9. ,  9.6, 10.2, 10.8, 11.4, 12. ]), <BarContainer object of 10 artists>)
pylab.show()
pylab.hist(X1, 4)
(array([2., 1., 1., 1.]), array([ 6. ,  7.5,  9. , 10.5, 12. ]), <BarContainer object of 4 artists>)
pylab.show()
pylab.bar(X1, X2)
<BarContainer object of 5 artists>
pylab.show()
import statistics as st
dir(st)
['Counter', 'Decimal', 'Fraction', 'LinearRegression', 'NormalDist', 'StatisticsError', '_SQRT2', '__all__', '__annotations__', '__builtins__', '__cached__', '__doc__', '__file__', '__loader__', '__name__', '__package__', '__spec__', '_coerce', '_convert', '_decimal_sqrt_of_frac', '_exact_ratio', '_fail_neg', '_float_sqrt_of_frac', '_integer_sqrt_of_frac_rto', '_isfinite', '_kernel_invcdfs', '_mean_stdev', '_newton_raphson', '_normal_dist_inv_cdf', '_quartic_invcdf', '_quartic_invcdf_estimate', '_random', '_rank', '_sqrt_bit_width', '_sqrtprod', '_ss', '_sum', '_triweight_invcdf', '_triweight_invcdf_estimate', 'acos', 'asin', 'atan', 'bisect_left', 'bisect_right', 'correlation', 'cos', 'cosh', 'count', 'covariance', 'defaultdict', 'erf', 'exp', 'fabs', 'fmean', 'fsum', 'geometric_mean', 'groupby', 'harmonic_mean', 'hypot', 'isfinite', 'isinf', 'itemgetter', 'kde', 'kde_random', 'linear_regression', 'log', 'math', 'mean', 'median', 'median_grouped', 'median_high', 'median_low', 'mode', 'multimode', 'namedtuple', 'numbers', 'pi', 'pstdev', 'pvariance', 'quantiles', 'random', 'reduce', 'repeat', 'sin', 'sqrt', 'stdev', 'sumprod', 'sys', 'tan', 'tau', 'variance']
st.mean(X1)
8.6
st.median(X2)
9
st.linear_regression(X1, X2)
LinearRegression(slope=-0.5172413793103449, intercept=13.448275862068964)
divmod((round(cmath.phase(0.2+0,8j), 2))*20, 3)
Traceback (most recent call last):
  File "<pyshell#105>", line 1, in <module>
    divmod((round(cmath.phase(0.2+0,8j), 2))*20, 3)
TypeError: cmath.phase() takes exactly one argument (2 given)
divmod((round(cmath.phase(0.2+0.8j), 2))*20, 3)
(8.0, 2.6000000000000014)
round(cmath.phase(0.2+0.8j), 2)
1.33
(round(cmath.phase(0.2+0.8j), 2))*20
26.6
divmod((round(cmath.phase(0.2+0.8j), 2))*20, 3)
(8.0, 2.6000000000000014)
divmod(((round(cmath.phase(0.2+0.8j), 2))*20), 3)
(8.0, 2.6000000000000014)
tt = time.localtime()
tt.tm_hour + ':' + tt.tm_min
Traceback (most recent call last):
  File "<pyshell#112>", line 1, in <module>
    tt.tm_hour + ':' + tt.tm_min
TypeError: unsupported operand type(s) for +: 'int' and 'str'
str(tt.tm_hour) + ':' + str(tt.tm_min)
'2:34'
dni = ['Понедельник','Вторник','Среда','Пятница','Четверг','Суббота','Воскресенье']
random.sample(dni, 3)
['Суббота', 'Пятница', 'Понедельник']
random.choice(range(14, 32, 3))
26
random.sample(['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'], round(random.gauss(15,4)))
['s', 'b', 'h', 'j', 'm', 'p', 'i', 'd', 'x', 'r', 'y']
(time.time() - time.mktime(tt))/60
14.89702452023824