<p>我已经创建了一个名为“Time”的ADT,需要创建一个新的python文件来测试它。以下是我所拥有的:</p>
<p>下面的代码使用datetime模块的时间功能实现Time ADT。在</p>
<pre><code>import datetime
class Time :
# Creates an new time instance and initializes it with the given time.
def __init__ (self, hours, minutes, seconds):
self.hr = hours
self.min = minutes
self.sec = seconds
def hour(self):
# Returns the hour as an integer between 0 to 23.
return int(self.hr)
def min(self):
# Returns the minute as an integer between 0 to 59.
return int(self.min)
def sec(self):
# Returns the seconds as an integer between 0 to 59.
return int(self.sec)
def numSec(self, otherTime):
# Returns the number of seconds elapsed between this time and the otherTime.
return abs(self.sec - otherTime.seconds)
def advanceBy(self, numSeconds):
# Advances the time by the given number of seconds.
if (numSeconds + self.sec) < 60:
seconds = seconds + numSeconds
if ((numSeconds / 60) + self.min) < 60:
minutes = minutes + int(numSeconds / 60)
seconds = seconds + numSeconds % 60
else:
hours = hours + int(numSeconds / 3600)
minutes = minutes + (numSeconds % 3600)
seconds = seconds + numSeconds % 60
def isPM(self):
# Returns a Boolean indicating if this time is at or after 12 o'clock noon.
if self.hr > 11:
return True
else:
return False
def comparable(self, otherTime):
# Compares this time to the otherTime to determine their logical ordering.
if datetime.time(otherTime) > datetime.time(self.hr, self.min, self.sec):
return otherTime + "is after" + (self.hr, self.min, self.sec)
else:
return otherTime + "is before"+ (self.hr, self.min, self.sec)
def toString(self):
# Returns "HH:MM:SS XX", in the 12-hr format where XX is either AM/PM.
if self.hr > 11:
return "%d:%d%d PM" % (hours, minutes, seconds)
else:
return "%d:%d%d AM" % (hours, minutes, seconds)
</code></pre>
<p>我创建了另一个应该导入此模块的文件(另存为时间平均值)测试每一个操作。但是,我不知道如何正确地调用每个函数。我想把时间设为(小时,分钟,秒),但是当我打电话的时候时间ADT.hour(5,12,49)例如,它给了我一个错误,并说我应该只有一个参数。在</p>
^{pr2}$
<p>我是python的新手,我很困惑我将从这里走向何方。任何帮助如何创建这个“测试”文件将不胜感激!在</p>
<p>谢谢。在</p>