TOPy[W > TOP > Pythonɒ > Python̂܂Ƃ > PythoñW[
@wywm@z[y[W

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ŏIXVF2024N1230

@PythoñW[\IȂ̂fĂ܂BW[𗘗pۂɂ́AႦ΁AmathW[ĝł΁AvO̐擪ŁAimport mathƐ錾ƁAmathW[gp”\ɂȂ܂B

(a) math
@wŗpvȊ֐ԗĂ郂W[łB

x1 = float(input("lF"))
print("e", x1, "́A", math.exp(x1))
print(x1, "̎Rΐ́A", math.log(x1))
print(x1, "̏pΐ́A", math.log10(x1))
print(x1, "́̕A", math.sqrt(x1)
print("Rΐ̒éA", math.e)
print("~́A", math.pi)

ƂƁAlFƕāA2.0Ɠ͂ƁAʂ

e2.0́A7.38905609893065
2.0̎Rΐ́A0.6931471805599453
2.0̏pΐ́A0.3010299956639812
2.0́̕A1.4142135623730951
Rΐ̒́A2718281828459045
~́A3141592653589793

ƕ\܂Bɂ("math."ȗ܂)Acomb(gݍ킹̐)Cfabs(Βl)Cfactorial(K)Cfloor(xȉ̍ő̐CKEXL)Cfrexp(Ǝwo)Cgcd(ő)Cisqrt(̃̕KEXL)Clcm(ŏ{)Cmodf(Ɛo)Cperm(̐)Ctrunc(̏)Ccbrt()Cexp2(2x)Clog2(2Ƃΐ)Cacos(]̋t֐)Casin(̋t֐)Catan(ڂ̋t֐)Catan2(xƂȂp)Ccos(])Csin(), tan()Cdist(2_Ԃ̋)Chypot(_Ƃ̋)Cdegrees(WAxɕϊ)Cradians(x烉WAɕϊ)Cacosh(cosh̋t֐)Casinh(sinh̋t֐)Catanh(tanh̋t֐)Ccosh(oȐ֐cos)Csinh(oȐ֐sin)Ctanh(oȐ֐tan)Cerf(덷֐)Cerfc(덷֐)Cgamma(K}֐)Cinf()Ȃǂ܂B

(b) cmath
@f̌vZT|[g郂W[łBphase(Ίp)Cpolar(Ɍ`)Cexp(f̎w֐)Ȃǂ̊֐܂B

(c) random
@𔭐郂W[łBseed()Cgetstate(Ԃ̎擾)Csetstate(Ԃ̕)Crandbytes(oCg̐)Crandrange(w͈͓̗̐)Crandint(w͈͂̐̐)Cchoice(V[PX烉_ɗvfI)Cchoices(V[PX烉_ɗvfIďd̃Xg)Cshuffle(V[PX̃Vbt)Csample(V[PX烉_ɗvfIăXg܂BXdꍇ́Ȁd̒x𔽉f܂)Crandom(01̊Ԃŗ𐶐)Cuniform(w͈͓̗𐶐)Cbetavariable(x[^z̐)Cexpovariable(wz̐)Cgammavariate(K}z̐)Cgauss(KEXz̐)Cnormalvariate(Kz̐)Ȃǂ̊֐܂B

(d) statistics
@vT|[g郂W[łBmean()Cmedian(l)Cmode(ŕpl)Cstddev(W΍)Cvariance(U)Cquantiles(lʐ)Ccovariance(U)Ccorrelation(֌W)Clinear_regression(`A)Ȃǂ̊֐܂B

(e) datetime
@tW[łB

dt1 = datetime.datetime.now()
print("݂̎́A", dt1)
print(dt1.year, "N", dt1.month, "", dt1.day, "", dt1.hour, "", dt1.minute, "", dt1.second, "b")

ƂƁAʂɁA

݂̎́A2024-08-01 16:59:23855755
2024 N 8 1 16 59 23 b

Ȃǂƕ\܂B
@ȂAdatetimêŁAfromasgāÂ悤ɁAdatetimeW[datetimeIuWFNgdtƂO‚ėp邱Ƃł܂B

from datetime import datetime as dt
dt1 = dt.now()
print("݂̎́A", dt1)
print(dt1.year, "N", dt1.month, "", dt1.day, "", dt1.hour, "", dt1.minute, "", dt1.second, "b")

ƂĂLƓʂ܂B

(f) os
@osW[́AOSɕt@\Ăяo߂̂̂łBNXos.envirońA^Ɏ}bv^ƌĂ΂̂ŁA

print(os.environ)

ƂƁA‹ϐƂ̒l̈ꗗǂǂǂƕ\܂B

print(os.environ['PATH'])

ƂƁA‹ϐPATH̓emFł܂BAAos.getenv()Ƃ֐pӂĂāAos.getenv('PATH')ƂËϐPATH̓emFł܂B

os.environ['PATH'] = os.environ['PATH'] + ";C:\new_path"

ƂāA‹ϐPATH̓eҏW邱Ƃł܂B
‹ϐENV݂ꍇA

del os.environ['ENV']

ƂƁA‹ϐENV폜ł܂B
@AAҏWE폜ȂǂPythonvO̒ōsĂAPythonIƁA‹ϐPythonNOɖ߂Ă܂܂B
@vO𓮍삳ɓāAJgEfBNgύXꍇɂ́Aos.chdir()֐g܂Bos.chdir("C:\\new_path")Ƃ(ŏ'\'̓GXP[vƂĈ̂ŁA'\'̂̂Ӗ邽߂ɂ́A'\\''\'2d˂Ă)ƁAJgEfBNgAC:\new_pathɈڂ܂B
@_̃JgEfBNgm肽ꍇɂ́Astr1 = getcwd()ƂƁAJgEfBNgstr1ɓ܂B
@t@C̏擾̂ɂ́Aos.stat()֐g܂Bt@C̃pXp1ɓĂƂāAst1 = os.stat(p1)ƂƁAstfilȅ񂪓܂Bst1.st_atimeɍŏIANZXAst1.st_mtimeɍŏIXVAst1.st_birthtimeɃt@CAst1.st_sizeɃt@C̃TCYlœ܂Bf[^͕_f[^œ̂ŁANbɒ̂ɂ́ALdatetimeW[datetimeIuWFNgfromtimestamp()֐g܂B

print("ŏIANZXF", datetime.datetime.fromtimestamp(st1.st_atime))

ƂƁAʂɁA

ŏIANZXF 2024-08-02 17:27:37.122469

̂悤ɕ\܂B
os.path.exits(path)́ApathŎw肵path݂TrueԂ܂B
os.path.isfile(path)́Apath݂ʃt@C̏ꍇTrueԂ܂B
os.path.isdir(path)́Apath݂fBNg̏ꍇTrueԂ܂B

(g) webbrowser
@C^[lbg̉ʂ\邽߂̃W[łB

webbrowser.open("https://kgkrkgk.com", new = 2)

ƂƁAuEUV^uĊJ܂BnewƂɂ‚ẮAPythoñ}jAɂ́Anew = 0ƁAPythonsʂ̂܂܃uEUJAnew = 1ƐVʂĊJAnew = 2ƐV^uɎw肳ꂽURLJAƂ悤ɏĂ̂łAgĂWindowsł́A̐ݒɂ炸ÃuEU̐V^uɁAURL\܂B

(h) glob
@Ŏw肳ꂽp^[Ƀ}b`t@C̃Xg쐬glob()Ƃ֐Ă郂W[łBtest1.pyCtest2.pyƂ2‚̃t@CƁAa1.txtƂt@CĂTufBNgabcdĂAC:\python1ƂfBNgɑ΂āA

ef1 = glob.glob("C:\\python1\\*")
print(ef1)

ƂƁA'*'ׂ͂Ẵt@CɃ}b`̂ŁAʂɁA

['C:\\python1\\abcd', 'C:\\python1\\test1.py', 'C:\\python1\\test2.py']

ƕ\܂Brecursive = True‚āA

ef2 = glob.glob("C:\\python1\\*", recursive = True)
print(ef2)

ƂĂA

['C:\\python1\\abcd', 'C:\\python1\\test1.py', 'C:\\python1\\test2.py']

ƕ\܂A'*''**'ƂāA

ef2 = glob.glob("C:\\python1\\**", recursive = True)
print(ef2)

ƂƁATufBNg̒TāA

['C:\\python1\\', 'C:\\python1\\abcd', 'C:\\python1\\abcd\\a1.txt', 'C:\\python1\\test1.py', 'C:\\python1\\test2.py']

ƕ\܂B

ef4 = glob.glob("C:\\python1\\test?.py")
print(ef4)

ƂƁAtest1.pytest2.py}b`āA

['C:\\python1\\test1.py', 'C:\\python1\\test2.py']

Ɖʂɕ\܂B

ef5 = glob.glob("C:\\python1\\*2.py")
print(ef5)

ƂƁAtest2.py}b`āA

['C:\\python1\\test2.py']

Ɖʂɕ\܂B

(i) sys
@Python̎s‹Ɋւ񂪓郂W[łBsys.versionƂPythonversion܂Bsys.platformƂPythoñvbgtH[܂Bsys.argvƂƁAR}hCXgŎ擾ł܂B

import sys
argv1 = sys.argv
print("PythonversionF", sys.version, "PythonplatformF", sys.platform)
print("Python̒쌠\F", sys.copyright)
print("̐", len(argv1))
print(argv1)
sys.exit(0)

ȉtest2.pyɓāAR}hC

py test2.py a1 b2 c3

ƑłނƁAʂɁA

PythonversionF@3.12.0 PythonplatformFwin32
Python̒쌠\FCpyright (c) 1991-1995
All Rights Reserved.
̐F 4
['test2.py', 'a1', 'b2, 'c3']

ƕ\܂BR}hC‚`ŁAIDLER}hC‚test2.pyN邽߂ɂ́AIDLERunj[[Run... Customised]Tuj[g܂(oĂeLXg{bNXɁA"a1 b2 c3"Ɠ[OK]NbNƁAR}hCN̂Ɠľʂ܂)BĹ̖Asys.exit(0)́AIXe[^X0ŃvOI܂B

(j) pdb
@foOp̃W[łBPythoñfoÔƂɊȒPȎg̐܂B

(k) tkinter
@ʂɃEBhEāAEBhEōƂ邽߂̃W[łB̃W[_E[hPythonɊ܂܂邩ǂAR}hCvvgA
py -m tkinter
ƑłނƂɂmFł܂BȃEBhEJāATcl/Tk̃o[WAƏĂ΁ACXg[Ă܂BCXg[ĂȂꍇ́AŐVPython_E[hĂBtkinterŕKvƂȂ郂W[͊‚ɂ܂Ă̂ŁAŏɁA

from tkinter import *
from tkinter import ttk

Ɛ錾āAtkinter̃W[("tkinter."tȂĂ̂܂܂̖OŎg܂)ƁAtkinter.ttkW[import܂BɁA

root = Tk()
root.title("eXg܂")
txt1 = StringVar()
frm1 = ttk.Frame(root, padding=10)
frm1.grid()
ttk.Label(frm1, text="ɂ́B").grid(column=0, row=0)
ttk.Entry(frm1, textvariable=txt1).grid(column=1,row=0)
ttk.Button(frm1, text="~", command=root.destroy).grid(column=0, row=1)
root.attributes("-topmost", True)
root.mainloop()
print("́F", txt1.get())

ƂƁATkNX̃CX^X쐬ă[gEEBhE쐬Auɂ́BvƏꂽxƃeLXg͘gA[~]{^Lt[EEBWFbgfrm1쐬AőOʂɕ\܂BeLXg͘gNbNĉ͂A[~]{^NbNƁAEBhE‚āAroot.mainloop()̎print("́F",txt1.get())sAeLXg͘gɓ͂e\܂B
tkinterɂ‚ẮAڍׂɏ1̖{ɂȂĂ܂̂ŁAlbgŌĒׂĂB


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