add string challenges

.vscode/settings.json

+{
+    "python.analysis.typeCheckingMode": "basic"
+}
\ No newline at end of file

challenges/py_1_1/04_strings_and_io/basic.py

+# -- ex_1 -- #
+# Write a program that prompts a user to enter a whole number.
+
+# - Determine if the string contains all numeric characters.
+# - An `if` statement is not required, string methods will suffice.
+
+
+def ex_1():
+    pass
+
+
+# -- ex_2 -- #
+# Write a program that prompts a user to enter a floating point number.
+
+# - Determine if the string can be safely converted to a `float`
+# - An `if` statement is not required, string methods will suffice.
+
+def ex_2():
+    pass
+
+# -- ex_3 -- #
+# Write a program that prompts a user to enter a string of text and another
+# prompt for a character or sequence of characters to search for in the text.
+
+# * The program should print:
+# ** The number of times the character or sequence of characters to search
+# for occurs in the original string of text.
+# ** The first index position of the character or sequence of characters to search for.
+# *** The program should not crash if the character(s) to search for do not
+# occur in the original text.
+
+def ex_3():
+    pass
+
+
+# -- ex_4 -- #
+# Write a program that prompts a user to enter a string of text and another
+# prompt for a character or sequence of characters to search for in the text.
+
+# * Make the program perform a case insensitive search.
+# * The program should print:
+# ** The number of times the character or sequence of characters to search
+# for occurs in the original string of text.
+# ** The index position of the character or sequence of characters to search for.
+# *** The program should not crash if the character(s) to search for do not
+# occur in the original text.
+
+def ex_4():
+    pass
+
+
+# -- ex_5 -- #
+# Write a program that prompts a user to enter a url.
+
+# * The program should extract the host name and the domain into separate variables.
+# ** Print the host name and domain.
+
+def ex_5():
+    pass
+
+# -- ex_6 -- #
+# Write a program that produces the following output.
+
+# [listing]
+# ----
+# Casey at the Bat by Ernest Thayer
+
+#     And somewhere men are laughing,
+#      and somewhere children shout,
+#     But there is no joy in Mudville
+#       mighty Casey has struck out!
+# ----
+
+def ex_6():
+    pass
+
+
+# -- ex_7 -- #
+# Write a program that prints a royal straight flush of spades.
+
+def ex_7():
+    pass
+
+# -- ex_8 -- #
+# Write a program that requests a sentence, then print out the first and last
+# words of the sentence, and finally, the number of words in the sentence.
+
+# * Any trailing punctuation, such as a period, should not be included in the last word.
+
+def ex_8():
+    pass
+
+
+# -- ex_9 -- #
+# Write a program that takes a number as input, and prints out the ASCII
+# character associated with that value.
+
+def ex_9():
+    pass
+
+
+if __name__ == "__main__":
+    ex_1()
+    # ex_2()
+    # ex_3()
+    # ex_4()
+    # ex_5()
+    # ex_6()
+    # ex_7()
+    # ex_8()
+    # ex_9()
\ No newline at end of file

challenges/py_1_1/04_strings_and_io/basic_solutions.py

+def ex_1():
+    user_input = input("Enter a whole number: ")
+    print(user_input.isnumeric())
+
+
+def ex_2():
+    user_input = input("Enter a floating point number: ")
+    print(user_input.replace('.', '', 1).isdigit())
+    # Alternative, handles negative numbers, but harder to read:
+    # print(user_input.lstrip('-').replace('.', '', 1).isdigit())
+
+def ex_3():
+    text = input("Enter a string of text: ")
+    search_term = input("Enter a character or sequence of characters to search for: ")
+
+    count = text.count(search_term)
+    print(f"The search term occurs {count} times.")
+
+    index = text.find(search_term)  # Use find() instead of index()
+    if index != -1:
+        print(f"The first index position of the search term is: {index}")
+    else:
+        print("The search term was not found in the text.")
+
+
+
+def ex_4():
+    text = input("Enter a string of text: ").lower()
+    search_term = input("Enter a character or sequence of characters to search for: ").lower()
+
+    count = text.count(search_term)
+    print(f"The search term occurs {count} times.")
+
+    index = text.find(search_term) # Use find() instead of index()
+    if index != -1:
+        print(f"The first index position of the search term is: {index}")
+    else:
+        print("The search term was not found in the text.")
+
+
+def ex_5():
+    url = input("Enter a URL: ")
+
+    # Remove protocol (http:// or https://)
+    url = url.replace("http://", "").replace("https://", "")
+
+    # Remove path and query string
+    parts = url.split('/', 1)
+    host_and_domain = parts[0]
+
+    # Split into hostname and domain
+    parts = host_and_domain.split('.', 1)
+
+    # Handle cases with no subdomain (e.g., example.com)
+    if len(parts) == 2:
+        host_name = parts[0]
+        domain = parts[1]
+    else: #handles edge cases
+        host_name = ""
+        domain = parts[0]
+
+
+    print(f"Host name: {host_name}")
+    print(f"Domain: {domain}")
+
+def ex_6():
+    print("Casey at the Bat by Ernest Thayer\n")
+    print("    And somewhere men are laughing,")
+    print("      and somewhere children shout,")
+    print("    But there is no joy in Mudville")
+    print("      mighty Casey has struck out!")
+
+
+def ex_7():
+    print("10♠ J♠ Q♠ K♠ A♠")
+
+def ex_8():
+    sentence = input("Enter a sentence: ")
+    words = sentence.split()
+
+    if words:  # Check if the list is not empty
+        first_word = words[0]
+        last_word = words[-1].rstrip('.,!?"\'') # Remove trailing punctuation
+        num_words = len(words)
+
+        print(f"First word: {first_word}")
+        print(f"Last word: {last_word}")
+        print(f"Number of words: {num_words}")
+    else:
+        print("No words entered.")
+
+
+
+def ex_9():
+    num_str = input("Enter a number: ")
+    if num_str.isdigit():
+        num = int(num_str)
+        if 0 <= num <= 127:  # Check for valid ASCII range (0-127 for basic ASCII)
+            print(chr(num))
+        else:
+             print("Number out of valid ASCII range.  Please choose between 0-127")
+    else:
+        print("Invalid input. Please enter a whole number.")
\ No newline at end of file

del.py

-import dis
-
-def hello():
-    print("Hello, World!")
-dis.dis(hello)

main.py

-print("hello world")
-
-
-x = 12
-
-import os

pyproject.toml

@@ -5,6 +5,7 @@ description = "Add your description here"
 readme = "README.md"
 requires-python = ">=3.10"
 dependencies = [
+    "pylint>=3.3.4",
     "python-openstackclient>=7.2.1",
 ]
 

uv.lock

@@ -294,6 +294,7 @@ name = "delta-students-cybbh"
 version = "0.1.0"
 source = { virtual = "." }
 dependencies = [
+    { name = "pylint" },
     { name = "python-openstackclient" },
 ]
 
@@ -308,7 +309,10 @@ dev = [
 ]
 
 [package.metadata]
-requires-dist = [{ name = "python-openstackclient", specifier = ">=7.2.1" }]
+requires-dist = [
+    { name = "pylint", specifier = ">=3.3.4" },
+    { name = "python-openstackclient", specifier = ">=7.2.1" },
+]
 
 [package.metadata.requires-dev]
 dev = [