In [34]:

    

from os.path import normpath, join


    

In [35]:

    

dir_, subdir = r'C:\data', r'/bin'
join(dir_, subdir)


    

    
Out[35]:





'C:/bin'

In [36]:

    

dir_, subdir = r'C:\data', r'\bin'
join(dir_, subdir)


    

    
Out[36]:





'C:\\bin'

In [37]:

    

dir_, subdir = r'C:\data', r'bin'
join(dir_, subdir)


    

    
Out[37]:





'C:\\data\\bin'

In [38]:

    

from urllib.parse import urlparse, urljoin


    

In [39]:

    

parse_res = urlparse('http://mediaplayer.pearsoncmg.com/_ph_cc_ecs_set.title.1-1_Goals_and_Motivation__/ph/streaming/esm/tanenbaum5e_videonotes/1_1_goals_motivation_cn5e.m4v')
parse_res


    

    
Out[39]:





ParseResult(scheme='http', netloc='mediaplayer.pearsoncmg.com', path='/_ph_cc_ecs_set.title.1-1_Goals_and_Motivation__/ph/streaming/esm/tanenbaum5e_videonotes/1_1_goals_motivation_cn5e.m4v', params='', query='', fragment='')

In [40]:

    

netloc_dir = join(dir_, parse_res.netloc)
netloc_dir


    

    
Out[40]:





'C:\\data\\mediaplayer.pearsoncmg.com'

In [41]:

    

m4v_dir = join(netloc_dir, parse_res.path)
m4v_dir


    

    
Out[41]:





'C:/_ph_cc_ecs_set.title.1-1_Goals_and_Motivation__/ph/streaming/esm/tanenbaum5e_videonotes/1_1_goals_motivation_cn5e.m4v'

In [42]:

    

m4v_dir = join(netloc_dir, parse_res.path[1:])
m4v_dir


    

    
Out[42]:





'C:\\data\\mediaplayer.pearsoncmg.com\\_ph_cc_ecs_set.title.1-1_Goals_and_Motivation__/ph/streaming/esm/tanenbaum5e_videonotes/1_1_goals_motivation_cn5e.m4v'

In [43]:

    

m4v_dir = urljoin(netloc_dir, parse_res.path)
m4v_dir


    

    
Out[43]:





'/_ph_cc_ecs_set.title.1-1_Goals_and_Motivation__/ph/streaming/esm/tanenbaum5e_videonotes/1_1_goals_motivation_cn5e.m4v'