Create a function which takes in a float as input and returns a string containing a number : <p>Create a function called format_currency which takes in a float as input and returns a string containing the number with a $ in front of it, with 2 decimal places. </p>

<p>i got no idea what i have done</p>

<pre><code>def format_currency()
format("format_currency")
format_currency = float(input("Enter amount"))
print ("$" , format_currency)
</code></pre>
