Python dot

pip install python-dot

from dot import dot

name = 'geek-docs.com'
url = dot('https://www.') + name
print(url)

https://www.geek-docs.com

from dot import dot

age = 18
msg = dot('I am {0} years old.').format(age)
print(msg)

I am 18 years old.

from dot import dot

str1 = 'Hello, '
str2 = 'world!'
msg = dot(str1) + str2
print(msg)

Hello, world!

from dot import dot

params = {
    'page': 1,
    'size': 10
}

url = dot('https://www.geek-docs.com/api/search?').join(params)
print(url)

https://www.geek-docs.com/api/search?page=1&size=10