Python python.python函数代码示例

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本文整理汇总了Python中sympy.printing.python.python函数的典型用法代码示例。如果您正苦于以下问题：Python python函数的具体用法？Python python怎么用？Python python使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了python函数的16个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Python代码示例。

示例1: test_python_functions

def test_python_functions():
    # Simple
    assert python((2*x + exp(x))) in "x = Symbol('x')\ne = 2*x + exp(x)"
    assert python(sqrt(2)) == 'e = 2**(Half(1, 2))'
    assert python(sqrt(2+pi)) == 'e = (2 + pi)**(Half(1, 2))'
    assert python(abs(x)) == "x = Symbol('x')\ne = abs(x)"
    assert python(abs(x/(x**2+1))) in ["x = Symbol('x')\ne = abs(x/(1 + x**2))",
            "x = Symbol('x')\ne = abs(x/(x**2 + 1))"]

    # Univariate/Multivariate functions
    f = Function('f')
    assert python(f(x)) == "x = Symbol('x')\nf = Function('f')\ne = f(x)"
    assert python(f(x, y)) == "x = Symbol('x')\ny = Symbol('y')\nf = Function('f')\ne = f(x, y)"
    assert python(f(x/(y+1), y)) in [
        "x = Symbol('x')\ny = Symbol('y')\nf = Function('f')\ne = f(x/(1 + y), y)",
        "x = Symbol('x')\ny = Symbol('y')\nf = Function('f')\ne = f(x/(y + 1), y)"]

    # Nesting of square roots
    assert python(sqrt((sqrt(x+1))+1)) in [
            "x = Symbol('x')\ne = (1 + (1 + x)**(Half(1, 2)))**(Half(1, 2))",
            "x = Symbol('x')\ne = ((x + 1)**(Half(1, 2)) + 1)**(Half(1, 2))"]
    # Function powers
    assert python(sin(x)**2) == "x = Symbol('x')\ne = sin(x)**2"

    # Conjugates
    a, b = map(Symbol, 'ab')

开发者ID:Sumith1896，项目名称:sympy-polys，代码行数:26，代码来源:test_python.py

示例2: test_python_keyword_symbol_name_escaping

def test_python_keyword_symbol_name_escaping():
    # Check for escaping of keywords
    assert python(5*Symbol("lambda")) == "lambda_ = Symbol('lambda')\ne = 5*lambda_"
    assert (python(5*Symbol("lambda") + 7*Symbol("lambda_")) ==
            "lambda__ = Symbol('lambda')\nlambda_ = Symbol('lambda_')\ne = 7*lambda_ + 5*lambda__")
    assert (python(5*Symbol("for") + Function("for_")(8)) ==
            "for__ = Symbol('for')\nfor_ = Function('for_')\ne = 5*for__ + for_(8)")

开发者ID:flacjacket，项目名称:sympy，代码行数:7，代码来源:test_python.py

示例3: test_python_relational

def test_python_relational():
    assert python(Eq(x, y)) == "x = Symbol('x')\ny = Symbol('y')\ne = x == y"
    assert python(Le(x, y)) == "x = Symbol('x')\ny = Symbol('y')\ne = x <= y"
    assert python(Gt(x, y)) == "y = Symbol('y')\nx = Symbol('x')\ne = y < x"
    assert python(Ne(x/(y+1), y**2)) in [
            "x = Symbol('x')\ny = Symbol('y')\ne = x/(1 + y) != y**2",
            "x = Symbol('x')\ny = Symbol('y')\ne = x/(y + 1) != y**2"]

开发者ID:Sumith1896，项目名称:sympy-polys，代码行数:7，代码来源:test_python.py

示例4: test_python_derivatives

def test_python_derivatives():
    # Simple
    f_1 = Derivative(log(x), x, evaluate=False)
    assert python(f_1) == "x = Symbol('x')\ne = D(log(x), x)"

    f_2 = Derivative(log(x), x, evaluate=False) + x
    assert python(f_2) == "x = Symbol('x')\ne = x + D(log(x), x)"

    # Multiple symbols
    f_3 = Derivative(log(x) + x**2, x, y, evaluate=False)
    #assert python(f_3) ==

    f_4 = Derivative(2*x*y, y, x, evaluate=False) + x**2
    assert python(f_4) in [
            "x = Symbol('x')\ny = Symbol('y')\ne = x**2 + D(2*x*y, y, x)",
            "x = Symbol('x')\ny = Symbol('y')\ne = D(2*x*y, y, x) + x**2"]

开发者ID:Sumith1896，项目名称:sympy-polys，代码行数:16，代码来源:test_python.py

示例5: test_python_relational

def test_python_relational():
    assert python(Eq(x, y)) == "e = Eq(x, y)"
    assert python(Ge(x, y)) == "x = Symbol('x')\ny = Symbol('y')\ne = x >= y"
    assert python(Le(x, y)) == "x = Symbol('x')\ny = Symbol('y')\ne = x <= y"
    assert python(Gt(x, y)) == "x = Symbol('x')\ny = Symbol('y')\ne = x > y"
    assert python(Lt(x, y)) == "x = Symbol('x')\ny = Symbol('y')\ne = x < y"
    assert python(Ne(x / (y + 1), y ** 2)) in ["e = Ne(x/(1 + y), y**2)", "e = Ne(x/(y + 1), y**2)"]

开发者ID:guanlongtianzi，项目名称:sympy，代码行数:7，代码来源:test_python.py

示例6: test_python_integrals

def test_python_integrals():
    # Simple
    f_1 = Integral(log(x), x)
    assert python(f_1) == "x = Symbol('x')\ne = Integral(log(x), x)"

    f_2 = Integral(x**2, x)
    assert python(f_2) == "x = Symbol('x')\ne = Integral(x**2, x)"

    # Double nesting of pow
    f_3 = Integral(x**(2**x), x)
    assert python(f_3) == "x = Symbol('x')\ne = Integral(x**(2**x), x)"

    # Definite integrals
    f_4 = Integral(x**2, (x,1,2))
    assert python(f_4) == "x = Symbol('x')\ne = Integral(x**2, (x, 1, 2))"

    f_5 = Integral(x**2, (x,Rational(1,2),10))
    assert python(f_5) == "x = Symbol('x')\ne = Integral(x**2, (x, Half(1, 2), 10))"

    # Nested integrals
    f_6 = Integral(x**2*y**2, x,y)
    assert python(f_6) == "x = Symbol('x')\ny = Symbol('y')\ne = Integral(x**2*y**2, x, y)"

开发者ID:Sumith1896，项目名称:sympy-polys，代码行数:22，代码来源:test_python.py

示例7: f

# print f(x).diff(x, x) + f(x)
# print dsolve(f(x).diff(x, x) + f(x), f(x))

from sympy import *
x = Symbol('x')
print (1/cos(x)).series(x, 0, 10)
print f(x).diff(x, x) + f(x)

from sympy import Integral, preview
from sympy.abc import x
preview(Integral(x**2, x))

from sympy.printing.python import python
from sympy import Integral
from sympy.abc import x
print python(x**2)
print python(1/x)
print python(Integral(x**2, x))
#----------------------------------------------
def fib(n): # write Fibonacci series up to n
a, b = 0, 1
while b < n:
    print b; a, b = b, a+b;

# Now call the function we just defined:
fib(200)

#----------------------------------------------
import numpy as np
import matplotlib.pyplot as plt

开发者ID:albert4git，项目名称:aTest，代码行数:30，代码来源:scip1.py

示例8: test_python_limits

def test_python_limits():
    assert python(limit(x, x, oo)) == 'e = oo'
    assert python(limit(x**2, x, 0)) == 'e = 0'

开发者ID:Sumith1896，项目名称:sympy-polys，代码行数:3，代码来源:test_python.py

示例9: test_python_basic

def test_python_basic():
    # Simple numbers/symbols
    assert python(-Rational(1)/2) == "e = Rational(-1, 2)"
    assert python(-Rational(13)/22) == "e = Rational(-13, 22)"
    assert python(oo) == "e = oo"

    # Powers
    assert python((x**2)) == "x = Symbol(\'x\')\ne = x**2"
    assert python(1/x) == "x = Symbol('x')\ne = 1/x"
    assert python(y*x**-2) == "y = Symbol('y')\nx = Symbol('x')\ne = y/x**2"
    assert python(x**Rational(-5, 2)) == "x = Symbol('x')\ne = x**(Rational(-5, 2))"

    # Sums of terms
    assert python((x**2 + x + 1)) in [
            "x = Symbol('x')\ne = 1 + x + x**2",
            "x = Symbol('x')\ne = x + x**2 + 1",
            "x = Symbol('x')\ne = x**2 + x + 1",]
    assert python(1-x) in [
            "x = Symbol('x')\ne = 1 - x",
            "x = Symbol('x')\ne = -x + 1"]
    assert python(1-2*x) in [
            "x = Symbol('x')\ne = 1 - 2*x",
            "x = Symbol('x')\ne = -2*x + 1"]
    assert python(1-Rational(3,2)*y/x) in [
            "y = Symbol('y')\nx = Symbol('x')\ne = 1 - 3/2*y/x",
            "y = Symbol('y')\nx = Symbol('x')\ne = -3/2*y/x + 1",
            "y = Symbol('y')\nx = Symbol('x')\ne = 1 - 3*y/(2*x)"]

    # Multiplication
    assert python(x/y) == "x = Symbol('x')\ny = Symbol('y')\ne = x/y"
    assert python(-x/y) == "x = Symbol('x')\ny = Symbol('y')\ne = -x/y"
    assert python((x+2)/y) in [
            "y = Symbol('y')\nx = Symbol('x')\ne = 1/y*(2 + x)",
            "y = Symbol('y')\nx = Symbol('x')\ne = 1/y*(x + 2)",
            "x = Symbol('x')\ny = Symbol('y')\ne = 1/y*(2 + x)",
            "x = Symbol('x')\ny = Symbol('y')\ne = (2 + x)/y"]
    assert python((1+x)*y) in [
            "y = Symbol('y')\nx = Symbol('x')\ne = y*(1 + x)",
            "y = Symbol('y')\nx = Symbol('x')\ne = y*(x + 1)",]

    # Check for proper placement of negative sign
    assert python(-5*x/(x+10)) == "x = Symbol('x')\ne = -5*x/(10 + x)"
    assert python(1 - Rational(3,2)*(x+1)) in [
            "x = Symbol('x')\ne = Rational(-1, 2) + Rational(-3, 2)*x",
            "x = Symbol('x')\ne = Rational(-1, 2) - 3*x/2",
            "x = Symbol('x')\ne = Rational(-1, 2) - 3*x/2"
            ]

开发者ID:Sumith1896，项目名称:sympy-polys，代码行数:47，代码来源:test_python.py

示例10: test_python_functions

def test_python_functions():
    # Simple
    assert python((2*x + exp(x))) in "x = Symbol('x')\ne = 2*x + exp(x)"
    assert python(sqrt(2)) == 'e = sqrt(2)'
    assert python(2**Rational(1, 3)) == 'e = 2**Rational(1, 3)'
    assert python(sqrt(2 + pi)) == 'e = sqrt(2 + pi)'
    assert python((2 + pi)**Rational(1, 3)) == 'e = (2 + pi)**Rational(1, 3)'
    assert python(2**Rational(1, 4)) == 'e = 2**Rational(1, 4)'
    assert python(Abs(x)) == "x = Symbol('x')\ne = Abs(x)"
    assert python(Abs(x/(x**2+1))) in ["x = Symbol('x')\ne = Abs(x/(1 + x**2))",
            "x = Symbol('x')\ne = Abs(x/(x**2 + 1))"]

    # Univariate/Multivariate functions
    f = Function('f')
    assert python(f(x)) == "x = Symbol('x')\nf = Function('f')\ne = f(x)"
    assert python(f(x, y)) == "x = Symbol('x')\ny = Symbol('y')\nf = Function('f')\ne = f(x, y)"
    assert python(f(x/(y+1), y)) in [
        "x = Symbol('x')\ny = Symbol('y')\nf = Function('f')\ne = f(x/(1 + y), y)",
        "x = Symbol('x')\ny = Symbol('y')\nf = Function('f')\ne = f(x/(y + 1), y)"]

    # Nesting of square roots
    assert python(sqrt((sqrt(x+1))+1)) in [
            "x = Symbol('x')\ne = sqrt(1 + sqrt(1 + x))",
            "x = Symbol('x')\ne = sqrt(sqrt(x + 1) + 1)"]

    # Nesting of powers
    assert python((((x+1)**Rational(1, 3))+1)**Rational(1, 3)) in [
            "x = Symbol('x')\ne = (1 + (1 + x)**Rational(1, 3))**Rational(1, 3)",
            "x = Symbol('x')\ne = ((x + 1)**Rational(1, 3) + 1)**Rational(1, 3)"]

    # Function powers
    assert python(sin(x)**2) == "x = Symbol('x')\ne = sin(x)**2"

开发者ID:flacjacket，项目名称:sympy，代码行数:32，代码来源:test_python.py

示例11: test_python_keyword_function_name_escaping

def test_python_keyword_function_name_escaping():
    assert python(5*Function("for")(8)) == "for_ = Function('for')\ne = 5*for_(8)"

开发者ID:flacjacket，项目名称:sympy，代码行数:2，代码来源:test_python.py

示例12: test_settings

def test_settings():
    raises(TypeError, lambda: python(x, method="garbage"))

开发者ID:flacjacket，项目名称:sympy，代码行数:2，代码来源:test_python.py

示例13: test_python_functions_conjugates

def test_python_functions_conjugates():
    a, b = map(Symbol, 'ab')
    assert python( conjugate(a+b*I) ) == '_     _\na - I*b'
    assert python( conjugate(exp(a+b*I)) ) == ' _     _\n a - I*b\ne       '

开发者ID:flacjacket，项目名称:sympy，代码行数:4，代码来源:test_python.py

示例14: test_python_matrix

def test_python_matrix():
    p = python(Matrix([[x**2+1, 1], [y, x+y]]))
    s = "x = Symbol('x')\ny = Symbol('y')\ne = MutableDenseMatrix([[x**2 + 1, 1], [y, x + y]])"
    assert p == s

开发者ID:artcompiler，项目名称:artcompiler.github.com，代码行数:4，代码来源:test_python.py

示例15: test_python_limits

def test_python_limits():
    assert python(limit(x, x, oo)) == "e = oo"
    assert python(limit(x ** 2, x, 0)) == "e = 0"

开发者ID:guanlongtianzi，项目名称:sympy，代码行数:3，代码来源:test_python.py

示例16: test_python_functions_conjugates

def test_python_functions_conjugates():
    a, b = map(Symbol, "ab")
    assert python(conjugate(a + b * I)) == "_     _\na - I*b"
    assert python(conjugate(exp(a + b * I))) == " _     _\n a - I*b\ne       "

开发者ID:guanlongtianzi，项目名称:sympy，代码行数:4，代码来源:test_python.py

注：本文中的sympy.printing.python.python函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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Python python.python函数代码示例

示例1: test_python_functions

示例2: test_python_keyword_symbol_name_escaping

示例3: test_python_relational

示例4: test_python_derivatives

示例5: test_python_relational

示例6: test_python_integrals

示例7: f

示例8: test_python_limits

示例9: test_python_basic

示例10: test_python_functions

示例11: test_python_keyword_function_name_escaping

示例12: test_settings

示例13: test_python_functions_conjugates

示例14: test_python_matrix

示例15: test_python_limits

示例16: test_python_functions_conjugates

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