Python

executing scripts via command line

Please support our Python advertiser: Programming Forums - DaniWeb Sister Site

•

Join Date: Nov 2008

Posts: 2

Reputation: payne_99 is an unknown quantity at this point

Solved Threads: 0

payne_99

Offline

Newbie Poster

executing scripts via command line

Nov 21st, 2008

Hello!

I'm trying to execute a simple script in the command line, and for some reason, it's not working. Shouldn't it be as simple as this?

Help with Code Tags

Python Syntax (Toggle Plain Text)

python myscript.py

And yet when I try that, I get "Syntax Error: invalid syntax"

I've googled around, read through the docs--I have a feeling that this is probably something silly/small. Any help?

Thanks!

•

Join Date: Jul 2008

Posts: 980

Reputation: Gribouillis is a jewel in the rough

Solved Threads: 222

Gribouillis Gribouillis is offline

Offline

Posting Shark

Re: executing scripts via command line

Nov 21st, 2008

The syntax error is somewhere in your script. Can you post the script (or attach it) ?

•

Join Date: Nov 2008

Posts: 2

Reputation: payne_99 is an unknown quantity at this point

Solved Threads: 0

payne_99

Offline

Newbie Poster

Re: executing scripts via command line

Nov 21st, 2008

Ah, I see. So the actual command I was trying to execute was

Help with Code Tags

Python Syntax (Toggle Plain Text)

python controller.py

I checked controller.py, and got an error message:

Traceback (most recent call last):
File "C:\Users\p\controller.py", line 3, in <module>
exec "from " + sys.argv[1] + " import *"
IndexError: list index out of range

Here's the script:

 Help with Code Tags 
 Python Syntax (Toggle Plain Text) 
import sys
from tichu import *
exec "from " + sys.argv[1] + " import *"
 
def exampleFeatureFunction(hand):
    fv=[0, 0, 0]
    fv[0]=1
    if (hand[DRAGON]>0):
        fv[1]=1.0
    if (hand[PHOENIX]>0):
        fv[2]=1.0
    return fv
 
def alwaysSayNo(hand, model):
    return False
 
if __name__=="__main__":
    if (sys.argv[3]=="baseline"):
        evaluate(sys.argv[2], None, alwaysSayNo)
    elif (sys.argv[3]):
        evaluate(sys.argv[2], sys.argv[3], eval(sys.argv[4]))
import sys
from tichu import *
exec "from " + sys.argv[1] + " import *"

def exampleFeatureFunction(hand):
    fv=[0, 0, 0]
    fv[0]=1
    if (hand[DRAGON]>0):
        fv[1]=1.0
    if (hand[PHOENIX]>0):
        fv[2]=1.0
    return fv

def alwaysSayNo(hand, model):
    return False

if __name__=="__main__":
    if (sys.argv[3]=="baseline"):
        evaluate(sys.argv[2], None, alwaysSayNo)
    elif (sys.argv[3]):
        evaluate(sys.argv[2], sys.argv[3], eval(sys.argv[4]))