2012-05-29 182 views
-4

任何人都可以在这个Python 3.2代码中找到语法错​​误?python 3.2语法错误:无效语法

import math 
import numpy 

vinf = 10 
vfr = 4 
x = numpy.linspace(-10,10,50) 
y = numpy.linspace(-10,10,50) 
a = numpy.zeros(shape=(len(x),len(y))) 
b = numpy.zeros(shape=(len(x),len(y))) 
u = numpy.zeros(shape=(len(x),len(y))) 
v = numpy.zeros(shape=(len(x),len(y))) 
p = numpy.zeros(shape=(len(x),len(y))) 
s = numpy.zeros(shape=(len(x),len(y))) 


for i in range (0,len(x)): 
    for j in range (0,len(y)): 
     a[i][j]=x[i] 
     b[i][j]=y[j] 


for i in range (0,len(x)): 
    for j in range (0,len(y)): 

     v[i][j] = (vfr/(2*math.pi))*math.pow((b[i][j]+.0047)/(a[i][j]+.05)+(b[i][j]+.0517)/(a[i][j]+.2084)+(b[i][j]-.0271)/(a[i][j]+.2084)+(b[i][j]+.0583)/(a[i][j]+.525)+(b[i][j]-.0228)/(a[i][j]+.525)+(b[i][j]+.0242)/(a[i][j]+.8417)+(b[i][j]-.0087)/(a[i][j]+.8417),-2)*((b[i][j]+.0047)/(math.pow(a[i][j]+.05,2)*(1+math.pow((b[i][j]+.0047)/(a[i][j]+.05),2)))+(b[i][j]+.0517)/(math.pow(a[i][j]+.2084,2)*(1+math.pow((b[i][j]+.0517)/(a[i][j]+.2084),2)))+(b[i][j]-.0271)/(math.pow(a[i][j]+.2084,2)*(1+math.pow((b[i][j]-.0271)/(a[i][j]+.2084),2)))+(b[i][j]+.0583)/(math.pow(a[i][j]+.525,2)*(1+math.pow((b[i][j]+.0583)/(a[i][j]+.525),2)))+(b[i][j]-.0228)/(math.pow(a[i][j]+.525,2)*(1+math.pow((b[i][j]-.0228)/(a[i][j]+.525),2)))+(b[i][j]+.0242)/(math.pow(a[i][j]+.8417,2)*(1+math.pow((b[i][j]+.0242)/(a[i][j]+.8417),2)))+(b[i][j]-.0087)/(math.pow(a[i][j]+.8417,2)*(1+math.pow((b[i][j]+.0087)/(a[i][j]+.8417),2)))) 
     u[i][j] = vinf+(vfr/(2*math.pi))*math.pow((b[i][j]+.0047)/(a[i][j]+.05)+(b[i][j]+.0517)/(a[i][j]+.2084)+(b[i][j]-.0271)/(a[i][j]+.2084)+(b[i][j]+.0583)/(a[i][j]+.525)+(b[i][j]-.0228)/(a[i][j]+.525)+(b[i][j]+.0242)/(a[i][j]+.8417)+(b[i][j]-.0087)/(a[i][j]+.8417),-2)*(1/((a[i][j]+.05)*(1+math.pow((b[i][j]+.0047)/(a[i][j]+.05),2)))+1/((a[i][j]+.2084)*(1+math.pow((b[i][j]+.0517)/(a[i][j]+.2084),2)))+1/((a[i][j]+.2084)*(1+math.pow((b[i][j]-.0271)/(a[i][j]+.2084),2)))+1/((a[i][j]+.525)*(1+math.pow((b[i][j]+.0583)/(a[i][j]+.525),2)))+1/((a[i][j]+.525)*(1+math.pow((b[i][j]-.0228)/(a[i][j]+.525),2)))+1/(a[i][j]+.8417)*(1+math.pow((b[i][j]+.0242)/(a[i][j]+.8417),2)))+1/((a[i][j]+.8417)*(1+math.pow((b[i][j]+.0087)/(a[i][j]+.8417),2)))) 
     p[i][j] = 1-math.pow(math.sqrt(math.pow(u[i][j],2)+math.pow(v[i][j],2)),2) 

file = open("data.dat","w") 
file.write('title = "Driven Cavity"\r\n') 
file.write('variables = "x", "y", "u", "v", "p"\r\n') 
file.write('ZONE T="All"\r\n') 
file.write(' I={}'.format(len(x))) 
file.write(' J={}'.format(len(x))) 
file.write(' K=1') 
file.write(' ZONETYPE=Ordered\r\n') 
file.write(' DATAPACKING=POINT\r\n') 

for i in range (0,len(x)): 
    for j in range (0,len(y)): 
     file.write('{}\t'.format(a[i][j])) 
     file.write('{}\t'.format(b[i][j])) 
     file.write('{}\t'.format(u[i][j])) 
     file.write('{}\t'.format(v[i][j])) 
     file.write('{}\t\n'.format(p[i][j])) 

file.close() 

错误说,这是在U [i] [j] =行 结束它可能是一个括号或东西,我只是不能看到它。 我从昨晚5点开始一直在努力,现在是第二天下午3:40。

+1

这将是有益的,如果你能提供追踪/错误消息,并且还确定你在你的源注释提线清单。 – Levon

+2

它可能也有助于使用突出显示匹配圆括号的文本编辑器。 – fferen

+1

更有帮助的将是PEP 8(http://www.python.org/dev/peps/pep-0008/),该行有** 734 **个字符 – Levon

回答

1

将行分成几个较小的操作,以便将错误隔离。尝试从u[i][j] = 0开始,并连续添加完整行的小部分,直到发生错误,然后您就会知道在哪里查找它。

+4

这真的应该是一个评论 – Levon

1

将它粘贴到vim中,并突出显示最后一个字符,至少有一个额外的关闭字母。但是,我建议将其分解为多行,以便可以手动进行调试。出于可读性的原因,长线不是任何语言的好主意。

2

额外)在一行的末尾,这个替换该行:

u[i][j] = vinf+(vfr/(2*math.pi))*math.pow((b[i][j]+.0047)/(a[i][j]+.05)+(b[i][j]+.0517)/(a[i][j]+.2084)+(b[i][j]-.0271)/(a[i][j]+.2084)+(b[i][j]+.0583)/(a[i][j]+.525)+(b[i][j]-.0228)/(a[i][j]+.525)+(b[i][j]+.0242)/(a[i][j]+.8417)+(b[i][j]-.0087)/(a[i][j]+.8417),-2)*(1/((a[i][j]+.05)*(1+math.pow((b[i][j]+.0047)/(a[i][j]+.05),2)))+1/((a[i][j]+.2084)*(1+math.pow((b[i][j]+.0517)/(a[i][j]+.2084),2)))+1/((a[i][j]+.2084)*(1+math.pow((b[i][j]-.0271)/(a[i][j]+.2084),2)))+1/((a[i][j]+.525)*(1+math.pow((b[i][j]+.0583)/(a[i][j]+.525),2)))+1/((a[i][j]+.525)*(1+math.pow((b[i][j]-.0228)/(a[i][j]+.525),2)))+1/(a[i][j]+.8417)*(1+math.pow((b[i][j]+.0242)/(a[i][j]+.8417),2)))+1/((a[i][j]+.8417)*(1+math.pow((b[i][j]+.0087)/(a[i][j]+.8417),2)))