added a program that generates number patterns in different shapes

Triangular_Patterns.py

@@ -0,0 +1,101 @@
+def righttriangle(z):
+    nums = [str(i) for i in range(1,z+1)]
+    for x in range(1, z+1):
+        print(' '.join(nums[0:x]))
+    return ''
+
+def isoscelestriangle(x):
+    nums = [str(i) for i in range(1, 2*x)]
+    for a in range(x):
+        num = ''.join(nums[0:((2*a) + 1)])
+        numspaces = (x - 1 - a)
+        print(' '*numspaces + num)
+    return ''
+
+def kite(x):
+    nums = [str(i) for i in range(1, 2*x)]
+    for a in range(x):
+        num = ''.join(nums[0:((2*a) + 1)])
+        numspaces = (x - 1 - a)
+        print(' '*numspaces + num)
+    for b in range(x-1):
+        c = (2*b) + 2
+        num = ''.join(nums[0:(len(nums) - c)])
+        numspaces = int((len(nums) - len(str(num)))/2)
+        print(' '*numspaces + num)
+    return ''
+
+
+def halfkite(z):
+    nums = [str(i) for i in range(1,z+1)]
+    for x in range(1, z+1):
+        print(' '.join(nums[0:x]))
+    for y in range(1,z):
+        print(' '.join(nums[0:(len(nums) - y)]))
+    return ''
+
+
+def X(z):
+    nums = [str(i) for i in range(1, 2*z)]
+    for a in range(z):
+        num = ''.join(nums[0:(len(nums) - 2*a)])
+        numspaces = int((len(nums) - len(num))/2)
+        print(' '*numspaces + num)
+    for b in range(1, z):
+        num = ''.join(nums[0:(2*b + 1)])
+        numspaces = int((len(nums) - len(str(num)))/2)
+        print(' '*numspaces + num)
+    return ''
+
+question = ''
+while question != 'Exit':
+    print("""
+    ==========MENU==========
+    1. Right-angled triangle
+    2. Isosceles triangle
+    3. Kite
+    4. Half Kite
+    5. X
+    6. Exit
+    ========================
+    """)
+
+    question = input('Enter the name of the pattern from the above menu that you want to print: ')
+
+    if question == 'Right-angled triangle':
+        n = int(input('Enter the number of lines that you want to print: '))
+        print('\n')
+        print(righttriangle(n))
+
+    if question == 'Isosceles triangle':
+        n = int(input('Enter the number of lines that you want to print: '))
+        if n%2 == 0:
+            print('\n')
+            print(isoscelestriangle(n))
+        else:
+            print('Enter an even number of lines.')
+
+    if question == 'Kite':
+        n = int(input('Enter the number of lines that you want to print (enter an even number of lines): '))
+        if n%2 == 0:
+            print('\n')
+            print(kite(n))
+        else:
+            print('Enter an even number of lines.')     
+
+    if question == 'Half Kite':
+        n = int(input('Enter the number of lines that you want to print: '))
+        print('\n')
+        print(halfkite(n))
+
+    if question == 'X':
+        n = int(input('Enter the number of lines that you want to print: '))
+        if n%2 == 0:
+            print('\n')
+            print(X(n))
+        else:
+            print('Enter an even number of lines.')
+
+    if question == 'Exit':
+        print('\n')
+        break