python打印各种三角形

**打印等腰直角三角形**
for i in range(6):
    print("")
    for j in range(0,6-i):
         print("*",end=" ")
   print("\n")

for i in range(6):
    print("")
    for j in range(0,2*i-1):
        print("*",end=" ")
    print("\n")

**打印实心三角形**

for i in range(0,6):
    for j in range(0,6-i):
        print(" ",end="")
    for k in range(0,i+1):
        print("*",end=" ")
    print("\n")