commit 1f8626d76bb27443e67dca3b815c700d78d11f45
Author: Edward Betts <edward@4angle.com>
Date:   Sat Sep 9 21:50:41 2023 +0300

    Improvements

diff --git a/show b/show
new file mode 100755
index 0000000..1acc547
--- /dev/null
+++ b/show
@@ -0,0 +1,85 @@
+#!/usr/bin/python3
+
+import csv
+from datetime import datetime, timedelta
+
+# from pprint import pprint
+
+now = datetime.now()
+since_date = now - timedelta(days=365 * 5)
+
+airlines = {
+    "British Airways": "BA",
+    "Iberia Airlines": "IB",
+    "Qatar Airways": "QR",
+    "Ryanair": "FR",
+    "easyJet": "U2",
+    "SAS": "SK",
+}
+
+Flight = dict[str, str]
+Flights = list[tuple[datetime, Flight]]
+
+
+def format_row(dt: datetime, f: Flight) -> str:
+    """Format flight."""
+    d = dt.strftime("%a, %d %b %Y")
+    days = (dt - now).days
+
+    if days == 0 or days == -1:
+        delta = "today"
+    elif days < 0:
+        delta = f"{-days:>3d} days ago"
+    else:
+        delta = f"{days:>3d} days"
+
+    airline = f["Airline"]
+    if len(airline) > 15:
+        airline = "".join(t[0] for t in airline.split())
+
+    flight_number = f["Flight_Number"]
+    if flight_number.isdigit() and airline in airlines:
+        flight_number = airlines[airline] + flight_number
+
+    return (
+        ("*" if delta == "today" else " ")
+        + f' {d} {delta:>13s}  {f["From"]:4s} -> {f["To"]:4s}  '
+        + f'{airline:>15s}  {flight_number:<7s}  {f["Class"]}  '
+        + f'{f["Seat"]:>4s}  {f["Plane"]}'
+    )
+
+
+def read_flights(filename: str) -> Flights:
+    """Read flights from CSV."""
+    reader = csv.DictReader(open(filename))
+
+    flights = []
+
+    for row in reader:
+        d = row.pop("\ufeffDate")
+        if len(d) > 10:
+            d = datetime.strptime(d, "%Y-%m-%d %H:%M:%S")
+        else:
+            d = datetime.strptime(d, "%Y-%m-%d")
+        row = {k: v for k, v in row.items() if not k.endswith("OID")}
+        # for key in "Trip", "Seat", "Seat_Type", "Class", "Reason", "Note":
+        #     row.pop(key)
+        if d < since_date:
+            continue
+        flights.append((d, row))
+
+    flights.sort()
+
+    return flights
+
+
+def show_flights(flights: Flights) -> None:
+    """Show list of flights."""
+    for d, row in flights:
+        print(format_row(d, row))
+
+
+if __name__ == "__main__":
+    filename = "/home/edward/backup/openflights/openflights-backup-2023-09-09.csv"
+    flights = read_flights(filename)
+    show_flights(flights)