avancé de dev

venv/Lib/site-packages/MySQLdb/times.py

@@ -0,0 +1,150 @@
+"""times module
+
+This module provides some Date and Time classes for dealing with MySQL data.
+
+Use Python datetime module to handle date and time columns.
+"""
+from time import localtime
+from datetime import date, datetime, time, timedelta
+from MySQLdb._mysql import string_literal
+
+Date = date
+Time = time
+TimeDelta = timedelta
+Timestamp = datetime
+
+DateTimeDeltaType = timedelta
+DateTimeType = datetime
+
+
+def DateFromTicks(ticks):
+    """Convert UNIX ticks into a date instance."""
+    return date(*localtime(ticks)[:3])
+
+
+def TimeFromTicks(ticks):
+    """Convert UNIX ticks into a time instance."""
+    return time(*localtime(ticks)[3:6])
+
+
+def TimestampFromTicks(ticks):
+    """Convert UNIX ticks into a datetime instance."""
+    return datetime(*localtime(ticks)[:6])
+
+
+format_TIME = format_DATE = str
+
+
+def format_TIMEDELTA(v):
+    seconds = int(v.seconds) % 60
+    minutes = int(v.seconds // 60) % 60
+    hours = int(v.seconds // 3600) % 24
+    return "%d %d:%d:%d" % (v.days, hours, minutes, seconds)
+
+
+def format_TIMESTAMP(d):
+    """
+    :type d: datetime.datetime
+    """
+    if d.microsecond:
+        fmt = " ".join(
+            [
+                "{0.year:04}-{0.month:02}-{0.day:02}",
+                "{0.hour:02}:{0.minute:02}:{0.second:02}.{0.microsecond:06}",
+            ]
+        )
+    else:
+        fmt = " ".join(
+            [
+                "{0.year:04}-{0.month:02}-{0.day:02}",
+                "{0.hour:02}:{0.minute:02}:{0.second:02}",
+            ]
+        )
+    return fmt.format(d)
+
+
+def DateTime_or_None(s):
+    try:
+        if len(s) < 11:
+            return Date_or_None(s)
+
+        micros = s[20:]
+
+        if len(micros) == 0:
+            # 12:00:00
+            micros = 0
+        elif len(micros) < 7:
+            # 12:00:00.123456
+            micros = int(micros) * 10 ** (6 - len(micros))
+        else:
+            return None
+
+        return datetime(
+            int(s[:4]),  # year
+            int(s[5:7]),  # month
+            int(s[8:10]),  # day
+            int(s[11:13] or 0),  # hour
+            int(s[14:16] or 0),  # minute
+            int(s[17:19] or 0),  # second
+            micros,  # microsecond
+        )
+    except ValueError:
+        return None
+
+
+def TimeDelta_or_None(s):
+    try:
+        h, m, s = s.split(":")
+        if "." in s:
+            s, ms = s.split(".")
+            ms = ms.ljust(6, "0")
+        else:
+            ms = 0
+        if h[0] == "-":
+            negative = True
+        else:
+            negative = False
+        h, m, s, ms = abs(int(h)), int(m), int(s), int(ms)
+        td = timedelta(hours=h, minutes=m, seconds=s, microseconds=ms)
+        if negative:
+            return -td
+        else:
+            return td
+    except ValueError:
+        # unpacking or int/float conversion failed
+        return None
+
+
+def Time_or_None(s):
+    try:
+        h, m, s = s.split(":")
+        if "." in s:
+            s, ms = s.split(".")
+            ms = ms.ljust(6, "0")
+        else:
+            ms = 0
+        h, m, s, ms = int(h), int(m), int(s), int(ms)
+        return time(hour=h, minute=m, second=s, microsecond=ms)
+    except ValueError:
+        return None
+
+
+def Date_or_None(s):
+    try:
+        return date(
+            int(s[:4]),
+            int(s[5:7]),
+            int(s[8:10]),
+        )  # year  # month  # day
+    except ValueError:
+        return None
+
+
+def DateTime2literal(d, c):
+    """Format a DateTime object as an ISO timestamp."""
+    return string_literal(format_TIMESTAMP(d))
+
+
+def DateTimeDelta2literal(d, c):
+    """Format a DateTimeDelta object as a time."""
+    return string_literal(format_TIMEDELTA(d))