from PIL import Image, ImageFont, ImageDraw, ImageOps

img = Image.open("SAMPLE-IN.png")

img = ImageOps.expand(img, border=10, fill=(255,255,255))

draw = ImageDraw.Draw(img)

font = ImageFont.truetype("FONTS/arial.ttf", 36)

draw.text((0,0),"Sample Text",(0,255,255),font=font)

img.save('sample-out.jpg')