"""时间列表进行格式化,统一格式为mins.secs"""
def sanitize(time_string):
if '-' in time_string:
splitter = '-'
elif ':' in time_string:
splitter = ':'
else:
return(time_string)
(mins,secs) = time_string.split(splitter)
return(mins + '.' + secs)
def get_coach_data(filename):
try:
with open(filename) as f:
data = f.readline()
return(data.strip().split(','))
except IOError as ioerr:
print('file error：' + str(ioerr))
return(None)
"""读取文件，并将记录时间转换成列表,以下这部分代码可以由函数get_coach_data()替换为如：sarah=get_coach_data('sarah.txt')"""
"""with open('james.txt') as jaf:
data=jaf.readline()
james=data.strip().split(',')
with open('julie.txt') as juf:
data=juf.readline()
julie=data.strip().split(',')
with open('mikey.txt') as mif:
data=mif.readline()
mikey=data.strip().split(',')
with open('sarah.txt') as saf:
data=saf.readline()
sarah=data.strip().split(',')"""
james=get_coach_data('james.txt')
julie=get_coach_data('julie.txt')
mikey=get_coach_data('mikey.txt')
sarah=get_coach_data('sarah.txt')
"""
print(james)
print(julie)
print(mikey)
print(sarah)
"""
"""---------臃肿的部分begin------------"""
"""
clean_james=[]
clean_julie=[]
clean_mikey=[]
clean_sarah=[]
for each_t in james:
clean_james.append(sanitize(each_t))
for each_t in julie:
clean_julie.append(sanitize(each_t))
for each_t in mikey:
clean_mikey.append(sanitize(each_t))
for each_t in sarah:
clean_sarah.append(sanitize(each_t))
"""
"""---------臃肿的部分end------------"""
"""------利用列表推到优化后去除冗余代码，列表推导从右至左读代码begin----"""
"""
print(sorted([sanitize(each_t) for each_t in james]))
print(sorted([sanitize(each_t) for each_t in julie]))
print(sorted([sanitize(each_t) for each_t in mikey]))
print(sorted([sanitize(each_t) for each_t in sarah]))
"""
"""------利用列表推到优化后去除冗余代码，列表推导从右至左读代码end----"""
"""-------去除重复项,输出前三项最大值,但是重复冗余代码太多begin-------"""
"""
james=sorted([sanitize(each_t) for each_t in james])
julie=sorted([sanitize(each_t) for each_t in julie]
