Shuffle playlists for SRC-HRC randomization without repeating SRCs
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import random | |
from pprint import pprint | |
sources = 2 | |
conditions = 2 | |
subjects = 3 | |
playlists = {} | |
for subject in range(1, subjects + 1): | |
playlist = [] | |
it = 1 | |
all_pvs_conditions = list(xrange(1, conditions + 1)) * sources | |
while True: | |
# end if no more are available | |
if len(playlist) == sources * conditions: | |
break | |
src_list_shuffled = list(xrange(1, sources + 1)) | |
while len(src_list_shuffled): | |
next_src = random.choice(src_list_shuffled) | |
next_condition = random.choice(all_pvs_conditions) | |
if [next_src, next_condition] not in playlist: | |
src_list_shuffled.remove(next_src) | |
all_pvs_conditions.remove(next_condition) | |
playlist.append([next_src, next_condition]) | |
playlists[subject] = playlist | |
pprint(playlists) |
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