isj_proj2_xturyt00.py

#!/usr/bin/env python3

# ukol za 2 body
def she_says_he_says(she_says):
    """Replaces y/i, removes spaces, returns reversed 

    >>> she_says_he_says('ma rymu')
    'umiram'
    """
    phonetic_she_says = she_says.replace('y','i')                             
    compact = phonetic_she_says.replace(' ','')
    he_says = compact[::-1]      

    return he_says


# ukol za 3 body
def solfege(title_hymn):
    """Partitions the input string to (an optional) title, ': ', and the hymn,
       takes a sublist starting from the first string, skipping always two 
       other strings, and ending 3 strings from the end, returns the result 
       as a string with ', ' as a separator

    >>> solfege('Hymn of St. John: Ut queant laxis re sonare fibris mi ra gestorum fa muli tuorum sol ve polluti la bii reatum Sancte Iohannes')
    'Ut, re, mi, fa, sol, la'

    >>> solfege('Ut queant laxis re sonare fibris mi ra gestorum fa muli tuorum sol ve polluti la bii reatum Sancte Iohannes')
    'Ut, re, mi, fa, sol, la'
    """

    # the input string partitioned to the title (if given) and the actual hymn
    possible_title, sep, hymn = title_hymn.rpartition(':') #cuts title from : and returns hymn
    
    # the hymn as a list of strings separated by ' '
    hymn_list = hymn.split() # creates list using space as separator
    
    # skipping always two strings, and ending 3 strings from the end
    skip2 = hymn_list[:-3:3] #returns every third, skipping last 3

    # the skip2 list as a string, ', ' as a separator
    skip2_str = ', '.join(skip2)   # converts list to string            

    return skip2_str


if __name__ == "__main__":
    import doctest
    doctest.testmod()
    pass