utils.py

   1 #!/usr/bin/env python3
   2
   3 import time
   4 import os
   5 from datetime import datetime
   6
   7 import constants
   8
   9
  10 def timestamp() -> str:
  11     t = datetime.fromtimestamp(time.time())
  12     return t.strftime("%d/%b/%Y:%H:%M:%S%Z")
  13
  14
  15 def describe_age_of_file(filename: str) -> str:
  16     try:
  17         now = time.time()
  18         ts = os.stat(filename).st_ctime
  19         age = now - ts
  20         age = int(age)
  21         return describe_duration(age)
  22     except Exception as e:
  23         return "?????"
  24
  25
  26 def describe_age_of_file_briefly(filename: str) -> str:
  27     try:
  28         now = time.time()
  29         ts = os.stat(filename).st_ctime
  30         age = now - ts
  31         age = int(age)
  32         return describe_duration_briefly(age)
  33     except Exception as e:
  34         return "?????"
  35
  36
  37 def describe_duration(age: int) -> str:
  38     days = divmod(age, constants.seconds_per_day)
  39     hours = divmod(days[1], constants.seconds_per_hour)
  40     minutes = divmod(hours[1], constants.seconds_per_minute)
  41
  42     descr = ""
  43     if days[0] > 1:
  44         descr = f"{int(days[0]):d} days, "
  45     elif days[0] == 1:
  46         descr = "1 day, "
  47     if hours[0] > 1:
  48         descr = descr + f"{int(hours[0]):d} hours, "
  49     elif hours[0] == 1:
  50         descr = descr + "1 hour, "
  51     if len(descr) > 0:
  52         descr = descr + "and "
  53     if minutes[0] == 1:
  54         descr = descr + "1 minute"
  55     else:
  56         descr = descr + f"{int(minutes[0]):d} minutes"
  57     return descr
  58
  59
  60 def describe_duration_briefly(age: int) -> str:
  61     days = divmod(age, constants.seconds_per_day)
  62     hours = divmod(days[1], constants.seconds_per_hour)
  63     minutes = divmod(hours[1], constants.seconds_per_minute)
  64
  65     descr = ""
  66     if days[0] > 0:
  67         descr = f"{int(days[0]):d}d "
  68     if hours[0] > 0:
  69         descr = descr + f"{int(hours[0]):d}h "
  70     descr = descr + f"{int(minutes[0]):d}m"
  71     return descr
  72
  73
  74 # x = describe_age_of_file_briefly("pages/clock_10_none.html")
  75 # print x