Till Selenium v3.141.0 to locate an element using xpath you can use the following syntax:
driver.find_element_by_xpath("//a[@href='/app/arp/home/profile']")
However, in the upcoming releases find_element_by_* commands will be deprecated
def find_element_by_xpath(self, xpath):
    """
    Finds an element by xpath.
    :Args:
     - xpath - The xpath locator of the element to find.
    :Returns:
     - WebElement - the element if it was found
    :Raises:
     - NoSuchElementException - if the element wasn't found
    :Usage:
        ::
            element = driver.find_element_by_xpath('//div/td[1]')
    """
    warnings.warn("find_element_by_* commands are deprecated. Please use find_element() instead")
    return self.find_element(by=By.XPATH, value=xpath)
        
From Selenium v4.x onwards the effective syntax will be:
driver.find_element(By.XPATH, "//a[@href='/app/arp/home/profile']")
An example:
- Code Block: - from selenium import webdriver
from selenium.webdriver.common.by import By
driver.get("https://www.google.com/")
element = driver.find_element(By.NAME, "q")
print(element)
driver.quit()
 
- Console Output: - <selenium.webdriver.remote.webelement.WebElement (session="04a9fac269c3a9cb724cc72769aed4e0", element="1b8ee8d0-b26a-4c67-be10-615286a4d427")>