import sys
import cProfile as profile

base_method = "for i in r: "

methods = dict(
    get_method = "v = d.get('a')",
    index_method = """
    try:
        v = d['a']
    except KeyError:
        v = None""",

    get_var_method = "v = d.get(c)",
    index_var_method = """
    try:
        v = d[c]
    except KeyError:
        v = None""",

    index_test_method = """
    if 'a' in d:
        v = d['a']
    else:
        v = None""",

    index_inline_test_method = """
    v = None if 'a' not in d else d['a']""",

    index_var_inline_test_method = """
    v = None if c not in d else d[c]""",

    index_var_test_method = """
    if c in d:
        v = d[c]
    else:
        v = None"""
)

def do_test(times):
    g = dict()
    l = dict(r=range(times), d={'a':0}, e={'a':0}, c='a')
    
    print 'base_method:', base_method
    print
    
    for methodName, method in methods.iteritems():
        print methodName, ":", method
        profile.runctx(base_method + method, g, l)

do_test(int(sys.argv[1]))