added existing work

1 files changed, 60 insertions, 0 deletions

diff --git a/comp/work/12/valid.py b/comp/work/12/valid.py
new file mode 100755
index 0000000..0f2e403
--- /dev/null
+++ b/comp/work/12/valid.py
@@ -0,0 +1,60 @@
+def validName(name):
+    valid = True
+    for letter in name:
+        if letter.upper() > "Z" or letter.upper() < "A":
+            if letter != "-" and letter != " ":
+                valid = False
+    return valid
+
+def validNumber(number):
+    try:
+        int(number)
+    except:
+        return False
+    return True
+
+def validYear(year):
+    year = int(year)
+    if year < 1900:
+        return False
+    if year > 2099:
+        return False
+    return True
+
+def validMonth(month):
+    month = int(month)
+    if month <= 0:
+        return False
+    if month > 12:
+        return False
+    return True
+
+def rangeCheck(number, lower, upper):
+    if number > upper or number < lower:
+        return False
+    return True
+
+def dateCheck(date):
+    if len(date) != 10:
+        return False
+    if not(validNumber(date[0]) and validNumber(date[1]):
+        return False
+    if not(validNumber(date[3]) and validNumber(date[4]):
+        return False
+    if not(validNumber(date[6]) and validNumber(date[7]) and validNumber(date[8]) and validNumber(date[9]):
+        return False
+    return True
+
+if __name__ == "__main__":
+    firstName = input("Please type in your firstname: ")
+    number = input("please type a phone number: ")
+    year = input("what is the year: ")
+
+    while not(validName(firstName)):
+        firstName = input("Please type in your firstname: ") 
+
+    while not(validNumber(number)):
+        number = input("Please type in a valid phone number: ") 
+
+    while not(validYear(year)):
+        year = input("Please type in a valid year: ")