Pasted from IPython

file1.py

def dicty(d, key=None):
    temp_d = {}
    if key:
        for k,v in d.items():
            if k.lower() == key.lower():
                print "{}: {}".format(k,v)
            if isinstance(v, dict):
                dicty(v, key)
            if isinstance(v, list):
                for x in v:
                    if isinstance(x, dict):
                        dicty(x, key)