摘要：在本文中，咱们将学习python中的各种模式程序。
本文分享自华为云社区《从零开始学习python | 通过示例学习如何制作Python模式程序
》，原文作者：Yuchuan 。
Python编程语言很容易学习。易于语法实现的各种库使其怀才不遇，这是它成为本世纪最风行的编程语言的泛滥起因之一。尽管学习很容易，但拜访员通常会在建设模式程序逻辑时寻求您的办法。只管听起来很辣手，但应用python却是小菜一碟。在本文中，咱们将学习python中的各种模式程序。此博客涵盖以下主题：
- Star Pattern Programs
- Pyramid Pattern Program
- Half-Pyramid Pattern Program
- Diamond Shaped Pattern Program
- Start Pattern Program
- Hourglass Pattern Program
- Number Pattern Programs
- Simple Numbers In A Pyramid
- Pascal’s Triangle Pattern
- Diamond Pattern Program
- Characters Patter Programs
模式程序蕴含许多嵌套循环。因而，如果您不相熟python中的循环，请确保查看无关python中的循环的具体教程。
星型程序
以下是python中的一些星型程序。
金字塔图案程序
def pattern(n): k = 2 * n - 2 for i in range(0,n): for j in range(0,k): print(end=" ") k = k - 1 for j in range(0, i+1): print("*", end=" ") print("r") pattern(5)输入：
反金字塔图案程序
def pattern(n): k = 2*n -2 for i in range(n,-1,-1): for j in range(k,0,-1): print(end=" ") k = k +1 for j in range(0, i+1): print("*", end=" ") print("r") pattern(5)输入：
正确启动模式程序
def pattern(n): for i in range(0, n): for j in range(0, i + 1): print("* ", end="") print("r") for i in range(n, 0 , -1): for j in range(0, i + 1): print("* ", end="") print("r") pattern(5)输入：
左启动模式程序
def pattern(n): k = 2 * n - 2 for i in range(0, n-1): for j in range(0, k): print(end=" ") k = k - 2 for j in range(0, i + 1): print("* ", end="") print("r") k = -1 for i in range(n-1,-1,-1): for j in range(k,-1,-1): print(end=" ") k = k + 2 for j in range(0, i + 1): print("* ", end="") print("r") pattern(5)输入：
沙漏图案程序
def pattern(n): k = n - 2 for i in range(n, -1 , -1): for j in range(k , 0 , -1): print(end=" ") k = k + 1 for j in range(0, i+1): print("* " , end="") print("r") k = 2 * n - 2 for i in range(0 , n+1): for j in range(0 , k): print(end="") k = k - 1 for j in range(0, i + 1): print("* ", end="") print("r") pattern(5)输入：
半金字塔图案程序
def pattern(n): for i in range(0,n): for j in range(0, i+1): print("* " , end="") print("r") pattern(5)输入：
左半金字塔图案程序
def pattern(n): k = 2 * n - 2 for i in range(0, n): for j in range(0, k): print(end=" ") k = k - 2 for j in range(0, i + 1): print("* ", end="") print("r") pattern(5)输入：
向下半金字塔图案程序
def pattern(n): for i in range(n, -1, -1): for j in range(0, i + 1): print("* ", end="") print("r") pattern(5)输入：
菱形图案程序
def pattern(n): k = 2 * n - 2 for i in range(0, n): for j in range(0 , k): print(end=" ") k = k - 1 for j in range(0 , i + 1 ): print("* ", end="") print("r") k = n - 2 for i in range(n , -1, -1): for j in range(k , 0 , -1): print(end=" ") k = k + 1 for j in range(0 , i + 1): print("* ", end="") print("r") pattern(5)输入：
钻石星型打算
for i in range(5): for j in range(5): if i + j == 2 or i - j == 2 or i + j == 6 or j - i == 2: print("*", end="") else: print(end=" ") print()输入：
数字模式程序
以下是一些带有数字模式的Java程序。
简略数字程序
def pattern(n): x = 0 for i in range(0 , n): x += 1 for j in range(0, i + 1): print(x , end=" ") print("r") pattern(5)输入：
帕斯卡三角打算
def pascal(n): for i in range(0, n): for j in range(0, i + 1): print(function(i, j)," ", end="") print() def function(n, k): res = 1 if (k > n - k): k = n - k for i in range(0, k): res = res * (n - i) res = res // (i + 1) return res pascal(7)输入：
半金字塔图案与数字
def pattern(n): for i in range(1, n): for j in range(1, i + 1): print(j, end= " ") print("r")pattern(5)输入：
菱形图案与数字
def pattern(n): k = 2 * n - 2 x = 0 for i in range(0, n): x += 1 for j in range(0, k): print(end=" ") k = k - 1 for j in range(0, i + 1): print(x, end=" ") print("r") k = n - 2 x = n + 2 for i in range(n, -1, -1): x -= 1 for j in range(k, 0, -1): print(end=" ") k = k + 1 for j in range(0, i + 1): print(x, end=" ") print("r") pattern(5)输入：
降序模式程序
def pattern(n): for i in range(n, 0, -1): for j in range(1, i + 1): print(j, end=" ") print("r") pattern(5)输入：
二进制数字模式程序
def pattern(n): k = 2 * n - 2 for i in range(0, n): for j in range(0, k): print(end=" ") k = k - 1 for j in range(0, i + 1): print('10', end="") print("r") pattern(5)输入：
字符模式程序
这是一些带有字符的python模式程序。
右字母三角
def pattern(n): x = 65 for i in range(0, n): ch = chr(x) x += 1 for j in range(0, i + 1): print(ch, end=" ") print("r") pattern(5)输入：
角色模式程序
def pattern(n): k = 2 * n - 2 x = 65 for i in range(0, n): for j in range(0, k): print(end=" ") k = k - 1 for j in range(0, i + 1): ch = chr(x) print(ch, end=" ") x += 1 print("r")pattern(7)输入：
K形字符程序
for i in range(7): for j in range(7): if j == 0 or i - j == 3 or i + j == 3: print("*", end="") else: print(end=" ") print()输入：
三角形字符图案程序
def pattern(n): k = 2 * n - 2 x = 65 for i in range(0, n): ch = chr(x) x += 1 for j in range(0, k): print(end=" ") k = k - 1 for j in range(0, i + 1): print(ch, end=" ") print("r")pattern(5)输入：
菱形字符图案程序
def pattern(n): k = 2 * n - 2 for i in range(0, n): for j in range(0, k): print(end=" ") k = k - 1 x = 65 for j in range(0, i + 1): ch = chr(x) print(ch, end=" ") x += 1 print("r") k = n - 2 x = 65 for i in range(n, -1, -1): for j in range(k, 0, -1): print(end=" ") k = k + 1 for j in range(0, i + 1): ch = chr(x) print(ch, end=" ") x += 1 print("r")pattern(5)输入：
这使咱们到了本文的结尾，在这里咱们理解了如何在python的循环帮忙下应用星号，数字和字符在python中实现不同的模式。我心愿您对本教程中与您共享的所有内容一清二楚。
点击关注，第一工夫理解华为云陈腐技术~