diff options
Diffstat (limited to 'src/s3select/example/expr_genrator.py')
-rwxr-xr-x | src/s3select/example/expr_genrator.py | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/s3select/example/expr_genrator.py b/src/s3select/example/expr_genrator.py new file mode 100755 index 000000000..5905e9832 --- /dev/null +++ b/src/s3select/example/expr_genrator.py @@ -0,0 +1,9 @@ +import random +import sys + +def expr(depth): + if depth==1 or random.random()<1.0/(2**depth-1): + return str(int(random.random() * 100) + 1)+".0" + return '(' + expr(depth-1) + random.choice(['+','-','*','/']) + expr(depth-1) + ')' + +print (expr( int(sys.argv[1]) )) |