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Simplify with built-in functions where possible. e.g.

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change [x for x in y if x] to filter(None, y)
change [f(x) for x in y] to map(f, x)
change [x for x in y] to list(y)

These changes reduce source code size and complexity and produce some minor performance gains

svn: r14104
This commit is contained in:
Gerald Britton
2010-01-21 18:42:53 +00:00
parent fdfb1b48b0
commit 1f2469b09f
38 changed files with 81 additions and 101 deletions
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10
src/Utils.py
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@ -1103,7 +1103,7 @@ def get_referents(handle, db, primary_objects):
"""
# Use one pass through the reference map to grab all the references
object_list = [item for item in db.find_backlink_handles(handle)]
object_list = db.find_backlink_handles(handle)
# Then form the object-specific lists
the_lists = ()
@ -1267,8 +1267,8 @@ def relative_path(original, base):
target_list = (orig_name).split(os.sep)
# make sure '/home/person' and 'c:/home/person' both give
# list ['home', 'person']
base_list = [word for word in base_list if word]
target_list = [word for word in target_list if word]
base_list = filter(None, base_list)
target_list = filter(None, target_list)
i = -1
for i in range(min(len(base_list), len(target_list))):
if base_list[i] <> target_list[i]: break
@ -1419,8 +1419,8 @@ def get_participant_from_event(db, event_handle):
"""
participant = ""
ellipses = False
result_list = [i for i in db.find_backlink_handles(event_handle,
include_classes=['Person', 'Family'])]
result_list = list(db.find_backlink_handles(event_handle,
include_classes=['Person', 'Family']))
#obtain handles without duplicates
people = set([x[1] for x in result_list if x[0] == 'Person'])
families = set([x[1] for x in result_list if x[0] == 'Family'])