Code
i=1
str=""
while i<=5:
j=1
while j<=i:
str+="*"
j=j+1
i=i+1
str+="\n"
print(str)
Output
This code snippet for Print Triangle Pattern in Python.
i=1
str=""
while i<=5:
j=1
while j<=i:
str+="*"
j=j+1
i=i+1
str+="\n"
print(str)