Python lists to markdown table

pylist-to-markdown.py

def make_markdown_table(array):

    """ Input: Python list with rows of table as lists
               First element as header. 
        Output: String to put into a .md file 
        
    Ex Input: 
        [["Name", "Age", "Height"],
         ["Jake", 20, 5'10],
         ["Mary", 21, 5'7]] 
    """


    markdown = "\n" + str("| ")

    for e in array[0]:
        to_add = " " + str(e) + str(" |")
        markdown += to_add
    markdown += "\n"

    markdown += '|'
    for i in range(len(array[0])):
        markdown += str("-------------- | ")
    markdown += "\n"

    for entry in array[1:]:
        markdown += str("| ")
        for e in entry:
            to_add = str(e) + str(" | ")
            markdown += to_add
        markdown += "\n"

    return markdown + "\n"