執行方式：

創新互聯不只是一家網站建設的網絡公司；我們對營銷、技術、服務都有自己獨特見解，公司采取“創意+綜合+營銷”一體化的方式為您提供更專業的服務！我們經歷的每一步也許不一定是最完美的，但每一步都有值得深思的意義。我們珍視每一份信任，關注我們的做網站、成都網站建設質量和服務品質，在得到用戶滿意的同時，也能得到同行業的專業認可，能夠為行業創新發展助力。未來將繼續專注于技術創新，服務升級，滿足企業一站式成都全網營銷推廣需求，讓再小的成都品牌網站建設也能產生價值！

lettuce features1

D:\TOOL\PycharmProjects\python2\CS\xingweiqudong>lettuce features1
d:\program files\python\lib\site-packages\fuzzywuzzy\fuzz.py:35: UserWarning: Using slow pure-python SequenceMatcher. Install python-Levenshtein to remove this warning
 warnings.warn('Using slow pure-python SequenceMatcher. Install python-Levenshtein to remove this warning')

Feature: Compute factorial       # \features1\zero.feature:1
  In order to play with Lettuce  # \features1\zero.feature:2
  As beginners                   # \features1\zero.feature:3
 we'll implement factorial      # \features1\zero.feature:4

  Scenario: Factorial of 0       # \features1\zero.feature:6
    Given I have the number 0    # \features1\steps.py:37
   when I compute its factorial # \features1\steps.py:44
    Then I see the number 1      # \features1\steps.py:51

  Scenario: Factorial of 1       # \features1\zero.feature:11
    Given I have the number 1    # \features1\steps.py:37
   when I compute its factorial # \features1\steps.py:44
    Then I see the number 1      # \features1\steps.py:51

  Scenario: Factorial of 2       # \features1\zero.feature:16
    Given I have the number 2    # \features1\steps.py:37
   when I compute its factorial # \features1\steps.py:44
    Then I see the number 2      # \features1\steps.py:51

  Scenario: Factorial of 3       # \features1\zero.feature:21
    Given I have the number 3    # \features1\steps.py:37
   when I compute its factorial # \features1\steps.py:44
    Then I see the number 6      # \features1\steps.py:51

1 feature (1 passed)
4 scenarios (4 passed)
12 steps (12 passed)

D:\TOOL\PycharmProjects\python2\CS\xingweiqudong>lettuce features
d:\program files\python\lib\site-packages\fuzzywuzzy\fuzz.py:35: UserWarning: Using slow pure-python SequenceMatcher. Install python-Levenshtein to remove this warning
 warnings.warn('Using slow pure-python SequenceMatcher. Install python-Levenshtein to remove this warning')

Feature: Compute factorial       # \features\zero.feature:1
  In order to play with Lettuce  # \features\zero.feature:2
  As beginners                   # \features\zero.feature:3
 we'll implement factorial      # \features\zero.feature:4

  Scenario: Factorial of 0       # \features\zero.feature:6
    Given I have the number 0    # \features\step.py:13
   when I compute its factorial # \features\step.py:18
    Then I see the number 1      # \features\step.py:24

  Scenario: Factorial of 1       # \features\zero.feature:11
    Given I have the number 1    # \features\step.py:13
   when I compute its factorial # \features\step.py:18
    Then I see the number 1      # \features\step.py:24

  Scenario: Factorial of 2       # \features\zero.feature:16
    Given I have the number 2    # \features\step.py:13
   when I compute its factorial # \features\step.py:18
    Then I see the number 2      # \features\step.py:24

  Scenario: Factorial of 3       # \features\zero.feature:21
    Given I have the number 3    # \features\step.py:13
   when I compute its factorial # \features\step.py:18
    Then I see the number 6      # \features\step.py:24

  Scenario: Factorial of 4       # \features\zero.feature:26
    Given I have the number 3    # \features\step.py:13
   when I compute its factorial # \features\step.py:18
    Then I see the number 6      # \features\step.py:24

  Scenario: Factorial of 5       # \features\zero.feature:31
    Given I have the number 3    # \features\step.py:13
   when I compute its factorial # \features\step.py:18
    Then I see the number 6      # \features\step.py:24

  Scenario: Factorial of 6       # \features\zero.feature:36
    Given I have the number 3    # \features\step.py:13
   when I compute its factorial # \features\step.py:18
    Then I see the number 6      # \features\step.py:24

1 feature (1 passed)
7 scenarios (7 passed)
21 steps (21 passed)

D:\TOOL\PycharmProjects\python2\CS\xingweiqudong>

代碼1

# encoding=utf-8
from lettuce import world, steps

def factorial(number):
    number = int(number)
    if (number == 0) or (number == 1):
        return 1
    else:
        return reduce(lambda x, y: x * y, range(1, number + 1))

@steps
class FactorialSteps(object):
    """Methods in exclude or starting with _ will not be considered as step"""

    exclude = ['set_number', 'get_number']

    def __init__(self, environs):
        # 初始全局變量
        self.environs = environs

    def set_number(self, value):
        # 設置全局變量中的number變量的值
        self.environs.number = int(value)

    def get_number(self):
        # 從全局變量中取出number的值
        return self.environs.number

    def _assert_number_is(self, expected, msg="Got %d"):
        number = self.get_number()
        # 斷言
        assert number == expected, msg % number

    def have_the_number(self, step, number):
        '''I have the number (\d+)'''
        # 上面的三引號引起的代碼必須寫，并且必須是三引號引起
        # 表示從場景步驟中獲取需要的數據
        # 并將獲得數據存到環境變量number中
        self.set_number(number)

    def i_compute_its_factorial(self, step):
        """When I compute its factorial"""
        number = self.get_number()
        # 調用factorial方法進行階乘結算，
        # 并將結算結果存于全局變量中的number中
        self.set_number(factorial(number))

    def check_number(self, step, expected):
        '''I see the number (\d+)'''
        # 上面的三引號引起的代碼必須寫，并且必須是三引號引起
        # 表示從場景步驟中獲取需要的數據以便斷言測試結果
        self._assert_number_is(int(expected))

FactorialSteps(world)

用例

Feature: Compute factorial
  In order to play with Lettuce
  As beginners
 we'll implement factorial

  Scenario: Factorial of 0
    Given I have the number 0
   when I compute its factorial
    Then I see the number 1

  Scenario: Factorial of 1
    Given I have the number 1
   when I compute its factorial
    Then I see the number 1

  Scenario: Factorial of 2
    Given I have the number 2
   when I compute its factorial
    Then I see the number 2

  Scenario: Factorial of 3
    Given I have the number 3
   when I compute its factorial
    Then I see the number 6

另外有需要云服務器可以了解下創新互聯scvps.cn，海內外云服務器15元起步，三天無理由+7*72小時售后在線，公司持有idc許可證，提供“云服務器、裸金屬服務器、高防服務器、香港服務器、美國服務器、虛擬主機、免備案服務器”等云主機租用服務以及企業上云的綜合解決方案，具有“安全穩定、簡單易用、服務可用性高、性價比高”等特點與優勢，專為企業上云打造定制，能夠滿足用戶豐富、多元化的應用場景需求。

當前標題：python行為驅動小筆記-創新互聯
網站鏈接：http://www.js-pz168.com/article44/djhohe.html

成都網站建設公司_創新互聯，為您提供定制網站、定制開發、網站收錄、響應式網站、面包屑導航、網站建設

廣告

聲明：本網站發布的內容（圖片、視頻和文字）以用戶投稿、用戶轉載內容為主，如果涉及侵權請盡快告知，我們將會在第一時間刪除。文章觀點不代表本網站立場，如需處理請聯系客服。電話：028-86922220；郵箱：631063699@qq.com。內容未經允許不得轉載，或轉載時需注明來源： 創新互聯