pprint(complexdict["key1"][n]["subkey"][0].values())

[u'/data/dirA/myDir/NameofTheFile_1.tgz']
[u'/data/dirA/myDir/NameofTheFile_2.tgz']
[u'/data/dirA/myDir/NameofTheFile_3.tgz']

/data/dirA/myDir/NameofTheFile_1.tgz
/data/dirA/myDir/NameofTheFile_2.tgz
/data/dirA/myDir/NameofTheFile_3.tgz

print complexdict["key1"][n]["subkey"][0].values()[0]

print complexdict["key1"][n]["subkey"][0].values()[0] #get first value ...

>>> some_item = [u'/data/dirA/myDir/NameofTheFile_1.tgz']
>>> print some_item
[u'/data/dirA/myDir/NameofTheFile_1.tgz']
>>> print some_item[0]
/data/dirA/myDir/NameofTheFile_1.tgz

print "n".join(complexdict["key1"][n]["subkey"][0].values())