我是 Ubuntu 平台上 Eclipse 的新手，所以我想在 python 中编程，但是当我使用 Run as these 编译代码时，向导显示并要求我以“Ant Build”而不是 python 运行，所以当我选择作为 ant 运行构建向我显示的这些消息：
这是代码片段：
#!/usr/bin/python3
# saytime.py by Bill Weinman [http://bw.org/]
# created for Python 3 Essential Training on lynda.com
# Copyright 2010 The BearHeart Gorup, LLC
import sys
import time
__version__ = "1.1.0"
class numwords():
"""
return a number as words,
e.g., 42 becomes "forty-two"
"""
_words = {
'ones': (
'oh', 'one', 'two', 'three', 'four', 'five', 'six', 'seven', 'eight', 'nine'
), 'tens': (
'', 'ten', 'twenty', 'thirty', 'forty', 'fifty', 'sixty', 'seventy', 'eighty', 'ninety'
), 'teens': (
'ten', 'eleven', 'twelve', 'thirteen', 'fourteen', 'fifteen', 'sixteen', 'seventeen', 'eighteen', 'nineteen'
), 'quarters': (
'o\'clock', 'quarter', 'half'
), 'range': {
'hundred': 'hundred'
}, 'misc': {
'minus': 'minus'
}
}
_oor = 'OOR' # Out Of Range
def __init__(self, n):
self.__number = n;
def numwords(self, num = None):
"Return the number as words"
n = self.__number if num is None else num
s = ''
if n < 0: # negative numbers
s += self._words['misc']['minus'] + ' '
n = abs(n)
if n < 10: # single-digit numbers
s += self._words['ones'][n]
elif n < 20: # teens
s += self._words['teens'][n - 10]
elif n < 100: # tens
m = n % 10
t = n // 10
s += self._words['tens'][t]
if m: s += '-' + numwords(m).numwords() # recurse for remainder
elif n < 1000: # hundreds
m = n % 100
t = n // 100
s += self._words['ones'][t] + ' ' + self._words['range']['hundred']
if m: s += ' ' + numwords(m).numwords() # recurse for remainder
else:
s += self._oor
return s
def number(self):
"Return the number as a number"
return str(self.__number);
class saytime(numwords):
"""
return the time (from two parameters) as words,
e.g., fourteen til noon, quarter past one, etc.
"""
_specials = {
'noon': 'noon',
'midnight': 'midnight',
'til': 'til',
'past': 'past'
}
def __init__(self, h, m):
self._hour = abs(int(h))
self._min = abs(int(m))
def words(self):
h = self._hour
m = self._min
if h > 23: return self._oor # OOR errors
if m > 59: return self._oor
sign = self._specials['past']
if self._min > 30:
sign = self._specials['til']
h += 1
m = 60 - m
if h > 23: h -= 24
elif h > 12: h -= 12
# hword is the hours word)
if h is 0: hword = self._specials['midnight']
elif h is 12: hword = self._specials['noon']
else: hword = self.numwords(h)
if m is 0:
if h in (0, 12): return hword # for noon and midnight
else: return "{} {}".format(self.numwords(h), self._words['quarters'][m])
if m % 15 is 0:
return "{} {} {}".format(self._words['quarters'][m // 15], sign, hword)
return "{} {} {}".format(self.numwords(m), sign, hword)
def digits(self):
"return the traditionl time, e.g., 13:42"
return "{:02}:{:02}".format(self._hour, self._min)
class saytime_t(saytime): # wrapper for saytime to use time object
"""
return the time (from a time object) as words
e.g., fourteen til noon
"""
def __init__(self, t):
self._hour = t.tm_hour
self._min = t.tm_min
def main():
if len(sys.argv) > 1:
if sys.argv[1] == 'test':
test()
else:
try: print(saytime(*(sys.argv[1].split(':'))).words())
except TypeError: print("Invalid time ({})".format(sys.argv[1]))
else:
print(saytime_t(time.localtime()).words())
def test():
print("\nnumbers test:")
list = (
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 15, 19, 20, 30,
50, 51, 52, 55, 59, 99, 100, 101, 112, 900, 999, 1000
)
for l in list:
print(l, numwords(l).numwords())
print("\ntime test:")
list = (
(0, 0), (0, 1), (11, 0), (12, 0), (13, 0), (12, 29), (12, 30),
(12, 31), (12, 15), (12, 30), (12, 45), (11, 59), (23, 15),
(23, 59), (12, 59), (13, 59), (1, 60), (24, 0)
)
for l in list:
print(saytime(*l).digits(), saytime(*l).words())
print("\nlocal time is " + saytime_t(time.localtime()).words())
if __name__ == "__main__": main()
那么如何解决这个问题？？？