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authorEgor Tensin <Egor.Tensin@gmail.com>2016-06-18 17:13:44 +0300
committerEgor Tensin <Egor.Tensin@gmail.com>2016-06-18 17:13:44 +0300
commit768af3bea05346d3b412351f70a95454535a8955 (patch)
tree1eb40f573311df2c2ee7a319cfc41711816a50bb /vk
parentREADME update (diff)
downloadvk-scripts-768af3bea05346d3b412351f70a95454535a8955.tar.gz
vk-scripts-768af3bea05346d3b412351f70a95454535a8955.zip
implement grouping by hour of the day
Diffstat (limited to '')
-rw-r--r--vk/utils/tracking/online_streaks.py52
1 files changed, 46 insertions, 6 deletions
diff --git a/vk/utils/tracking/online_streaks.py b/vk/utils/tracking/online_streaks.py
index dfac0be..5c9aa48 100644
--- a/vk/utils/tracking/online_streaks.py
+++ b/vk/utils/tracking/online_streaks.py
@@ -22,8 +22,10 @@ class Weekday(Enum):
return self.name[0] + self.name[1:].lower()
class OnlineStreakEnumerator(MutableMapping):
- def __init__(self):
+ def __init__(self, date_from=None, date_to=None):
self._records = {}
+ self._date_from = date_from
+ self._date_to = date_to
def __getitem__(self, user):
return self._records[user]
@@ -40,11 +42,32 @@ class OnlineStreakEnumerator(MutableMapping):
def __len__(self):
return len(self._records)
+ def _cut_period(self, streak):
+ user, time_from, time_to = streak
+ #print(user.get_first_name(), time_from, self._date_from)
+ if self._date_from is not None:
+ if time_to < self._date_from:
+ #print(1)
+ return None
+ if time_from < self._date_from:
+ #print(2)
+ time_from = self._date_from
+ if self._date_to is not None:
+ if time_from > self._date_to:
+ #print(3)
+ return None
+ if time_to > self._date_to:
+ #print(4)
+ time_to = self._date_to
+ return user, time_from, time_to
+
def enum(self, db_reader):
for record in db_reader:
- period = self._insert_record(record)
- if period is not None:
- yield period
+ streak = self._insert_record(record)
+ if streak is not None:
+ streak = self._cut_period(streak)
+ if streak is not None:
+ yield streak
def group_by_user(self, db_reader):
by_user = {}
@@ -72,6 +95,15 @@ class OnlineStreakEnumerator(MutableMapping):
by_weekday[Weekday(date.weekday())] += duration
return by_weekday
+ def group_by_hour(self, db_reader):
+ by_hour = OrderedDict()
+ for i in range(24):
+ by_hour[i] = timedelta()
+ for _, time_from, time_to in self.enum(db_reader):
+ for hour, duration in self._enum_hours_and_durations(time_from, time_to):
+ by_hour[hour] += duration
+ return by_hour
+
@staticmethod
def _enum_dates_and_durations(time_from, time_to):
while time_from.date() != time_to.date():
@@ -80,6 +112,14 @@ class OnlineStreakEnumerator(MutableMapping):
time_from = next_day
yield time_to.date(), time_to - time_from
+ @staticmethod
+ def _enum_hours_and_durations(time_from, time_to):
+ while time_from.date() != time_to.date() or time_from.hour != time_to.hour:
+ next_hour = time_from.replace(minute=0, second=0) + timedelta(hours=1)
+ yield time_from.hour, next_hour - time_from
+ time_from = next_hour
+ yield time_to.hour, time_to - time_from
+
def _insert_record(self, record):
return self._insert_user(record.to_user())
@@ -95,6 +135,6 @@ class OnlineStreakEnumerator(MutableMapping):
return None
if user.is_online():
return None
- period = user, self[user].get_last_seen_time(), user.get_last_seen_time()
+ streak = user, self[user].get_last_seen_time(), user.get_last_seen_time()
self[user] = user
- return period
+ return streak