Removed spaces from top-level directory names.

Spaces tend to cause annoyances in a Unix-style shell environment.
This change fixes that.

95_Weekday/python/README.md

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+Original source downloaded [from Vintage Basic](http://www.vintage-basic.net/games.html)
+
+Conversion to [Python](https://www.python.org/about/)

95_Weekday/python/weekday.py

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+"""
+WEEKDAY
+
+Calculates which weekday an entered date is.
+
+Also estimates how long a person has done certain activities, if they
+entered their birthday.
+
+Also calculates the year of retirement, assuming retiring at age 65.
+
+Ported by Dave LeCompte.
+"""
+
+import datetime
+
+GET_TODAY_FROM_SYSTEM = True
+
+
+def print_with_tab(space_count, s):
+    if space_count > 0:
+        spaces = " " * space_count
+    else:
+        spaces = ""
+    print(spaces + s)
+
+
+def get_date_from_user(prompt):
+    while True:
+        print(prompt)
+        date_str = input()
+        try:
+            month_num, day_num, year_num = [int(x) for x in date_str.split(",")]
+        except Exception as e:
+            print("I COULDN'T UNDERSTAND THAT. TRY AGAIN.")
+        return month_num, day_num, year_num
+
+
+def get_date_from_system():
+    dt = datetime.datetime.today()
+    return dt.month, dt.day, dt.year
+
+
+def get_day_of_week(weekday_index, day):
+    day_names = {
+        1: "SUNDAY",
+        2: "MONDAY",
+        3: "TUESDAY",
+        4: "WEDNESDAY",
+        5: "THURSDAY",
+        6: "FRIDAY",
+        7: "SATURDAY",
+    }
+
+    if weekday_index == 6 and day == 13:
+        return "FRIDAY THE THIRTEENTH---BEWARE!"
+    return day_names[weekday_index]
+
+
+def previous_day(b):
+    if b == 0:
+        b = 6
+    return b - 1
+
+
+def is_leap_year(year):
+    if (year % 4) != 0:
+        return False
+    if (year % 100) != 0:
+        return True
+    if (year % 400) != 0:
+        return False
+    return True
+
+
+def adjust_day_for_leap_year(b, year):
+    if is_leap_year(year):
+        b = previous_day(b)
+    return b
+
+
+def adjust_weekday(b, month, year):
+    if month <= 2:
+        b = adjust_day_for_leap_year(b, year)
+    if b == 0:
+        b = 7
+    return b
+
+
+def calc_day_value(year, month, day):
+    return (year * 12 + month) * 31 + day
+
+
+def deduct_time(frac, days, years_remain, months_remain, days_remain):
+    # CALCULATE TIME IN YEARS, MONTHS, AND DAYS
+    days_available = int(frac * days)
+    years_used = int(days_available / 365)
+    days_available -= years_used * 365
+    months_used = int(days_available / 30)
+    days_used = days_available - (months_used * 30)
+    years_remain = years_remain - years_used
+    months_remain = months_remain - months_used
+    days_remain = days_remain - days_used
+
+    while days_remain < 0:
+        days_remain += 30
+        months_remain -= 1
+
+    while months_remain < 0 and years_remain > 0:
+        months_remain += 12
+        years_remain -= 1
+    return years_remain, months_remain, days_remain, years_used, months_used, days_used
+
+
+def time_report(msg, years, months, days):
+    leading_spaces = 23 - len(msg)
+    print_with_tab(leading_spaces, msg + f"\t{years}\t{months}\t{days}")
+
+
+def make_occupation_label(years):
+    if years <= 3:
+        return "PLAYED"
+    elif years <= 9:
+        return "PLAYED/STUDIED"
+    else:
+        return "WORKED/PLAYED"
+
+
+def calculate_day_of_week(year, month, day):
+    # Initial values for months
+    month_table = [0, 3, 3, 6, 1, 4, 6, 2, 5, 0, 3, 5]
+
+    i1 = int((year - 1500) / 100)
+    a = i1 * 5 + (i1 + 3) / 4
+    i2 = int(a - int(a / 7) * 7)
+    y2 = int(year / 100)
+    y3 = int(year - y2 * 100)
+    a = y3 / 4 + y3 + day + month_table[month - 1] + i2
+    b = int(a - int(a / 7) * 7) + 1
+    b = adjust_weekday(b, month, year)
+
+    return b
+
+
+def end():
+    for i in range(5):
+        print()
+
+
+def main():
+    print_with_tab(32, "WEEKDAY")
+    print_with_tab(15, "CREATIVE COMPUTING  MORRISTOWN, NEW JERSEY")
+    print()
+    print()
+    print()
+    print("WEEKDAY IS A COMPUTER DEMONSTRATION THAT")
+    print("GIVES FACTS ABOUT A DATE OF INTEREST TO YOU.")
+    print()
+
+    if GET_TODAY_FROM_SYSTEM:
+        month_today, day_today, year_today = get_date_from_system()
+    else:
+        month_today, day_today, year_today = get_date_from_user(
+            "ENTER TODAY'S DATE IN THE FORM: 3,24,1979"
+        )
+
+    # This program determines the day of the week
+    # for a date after 1582
+
+    print()
+
+    month, day, year = get_date_from_user(
+        "ENTER DAY OF BIRTH (OR OTHER DAY OF INTEREST) (like MM,DD,YYYY)"
+    )
+
+    print()
+
+    # Test for date before current calendar
+    if year < 1582:
+        print("NOT PREPARED TO GIVE DAY OF WEEK PRIOR TO MDLXXXII.")
+        end()
+        return
+
+    b = calculate_day_of_week(year, month, day)
+
+    today_day_value = calc_day_value(year_today, month_today, day_today)
+    target_day_value = calc_day_value(year, month, day)
+
+    is_today = False
+    is_future = False
+
+    if today_day_value < target_day_value:
+        label = "WILL BE A"
+        is_future = False
+    elif today_day_value == target_day_value:
+        label = "IS A"
+        is_today = True
+    else:
+        label = "WAS A"
+
+    day_name = get_day_of_week(b, day)
+
+    # print the day of the week the date falls on.
+    print(f"{month}/{day}/{year} {label} {day_name}.")
+
+    if is_today:
+        # nothing to report for today
+        end()
+        return
+
+    print()
+
+    el_years = year_today - year
+    el_months = month_today - month
+    el_days = day_today - day
+
+    if el_days < 0:
+        el_months = el_months - 1
+        el_days = el_days + 30
+    if el_months < 0:
+        el_years = el_years - 1
+        el_months = el_months + 12
+    if el_years < 0:
+        # target date is in the future
+        end()
+        return
+
+    if (el_months == 0) and (el_days == 0):
+        print("***HAPPY BIRTHDAY***")
+
+    # print report
+    print_with_tab(23, "\tYEARS\tMONTHS\tDAYS")
+    print_with_tab(23, "\t-----\t------\t----")
+    print(f"YOUR AGE (IF BIRTHDATE)\t{el_years}\t{el_months}\t{el_days}")
+
+    life_days = (el_years * 365) + (el_months * 30) + el_days + int(el_months / 2)
+    rem_years = el_years
+    rem_months = el_months
+    rem_days = el_days
+
+    rem_years, rem_months, rem_days, used_years, used_months, used_days = deduct_time(
+        0.35, life_days, rem_years, rem_months, rem_days
+    )
+    time_report("YOU HAVE SLEPT", used_years, used_months, used_days)
+    rem_years, rem_months, rem_days, used_years, used_months, used_days = deduct_time(
+        0.17, life_days, rem_years, rem_months, rem_days
+    )
+    time_report("YOU HAVE EATEN", used_years, used_months, used_days)
+
+    label = make_occupation_label(rem_years)
+    rem_years, rem_months, rem_days, used_years, used_months, used_days = deduct_time(
+        0.23, life_days, rem_years, rem_months, rem_days
+    )
+    time_report("YOU HAVE " + label, used_years, used_months, used_days)
+    time_report("YOU HAVE RELAXED", rem_years, rem_months, rem_days)
+
+    print()
+
+    # Calculate retirement date
+    e = year + 65
+    print_with_tab(16, f"***  YOU MAY RETIRE IN {e} ***")
+    end()
+
+
+def test_weekday_calc(year, month, day):
+    dt = datetime.date(year, month, day)
+    python_weekday = dt.weekday()  # Monday = 0, Sunday = 6
+
+    basic_weekday = calculate_day_of_week(year, month, day)  # Sunday = 1, Saturday = 7
+
+    test = ((python_weekday + 2) % 7) == (basic_weekday % 7)
+    if test == False:
+        print(f"testing yr {year} month {month} day {day}")
+        print(f"python says {python_weekday}")
+        print(f"BASIC says {basic_weekday}")
+        assert False
+
+
+def test_harness():
+    for yr in range(1600, 2021):
+        for m in range(1, 12):
+            for d in range(1, 28):
+                test_weekday_calc(yr, m, d)
+
+
+if __name__ == "__main__":
+    main()
+
+    # test_harness()