assignment Ilias Simon

week_0/ex_0_advanced/ex_0_advanced_runfile.py

@@ -1 +1,29 @@
-#YOUR CODE FOR EX_0 ADVANCED HERE
+while True:
+    sequence = str(input("enter your DNA sequence: "))
+    sequence = sequence.upper()
+    valid = True
+    for i in sequence:
+        if i not in "ATGC":
+            print("please enter a valid DNA sequence (ATGC)")
+            valid = False
+            break
+    if valid:
+        break
+sequence_length = int(len(sequence))
+nA = sequence.count("A")
+nT = sequence.count("T")
+nG = sequence.count("G")
+nC = sequence.count("C")
+GC_content = nG + nC
+GC = ((GC_content)/sequence_length)
+print("sequence length =" +str(sequence_length))
+print("number of A: " +str(nA))
+print("number of T: " +str(nT))
+print("number of G: " +str(nG))
+print("number of C: " +str(nC))
+print("number of GC= " +str(GC_content), end="")
+print(" with a proportion of" + str(GC))
+if GC > 0.5:
+    print(" Your sequence is rich in GC")
+else:
+    print(" Your sequence is poor in GC")

week_0/ex_0_beginner/ex_0_beginner_runfile.py

@@ -1,5 +1,6 @@
 import this
 
-print("\n"+"TYPE YOUR RESPONSE TO PROMPT 1 HERE")
-
-print("\n"+"TYPE YOUR RESPONSE TO PROMPT 2 HERE")
+print("1- Hi, my name is ilias SIMON, i'm a M2 student following the CARe graduate program.")
+print("I wish to persue my career in biology with a phd and i found out how much developing", end="")
+print(" and coding was important for several life-changing applications in this field.")
+print("2- never i guess x)")

week_0/ex_0_beginner/ex_0_beginner_submit.txt

@@ -1 +1,3 @@
-Copy and paste output of ex_0_beginner_runfile.py below:
+1- Hi, my name is ilias SIMON, i'm a M2 student following the CARe graduate program.
+I wish to persue my career in biology with a phd and i found out how much developing and coding was important for several life-changing applications in this field.
+2- never i guess x)

week_0/ex_0_intermediate/ex_0_intermediate_instructions.txt

@@ -6,4 +6,5 @@ Intermediate Homework Assignments (1.5 points):
     and final cell counts and the time elapsed.
 - Prompt the user to input the initial count, final count, and time.
 - Calculate and display the growth rate using the formula: Growth Rate = (ln(final count) - ln(initial count)) / time.
-- Ensure that the program handles invalid input gracefully.
+- Ensure that the program handles invalid input gracefully.
+

week_0/ex_0_intermediate/ex_0_intermediate_runfile.py

@@ -1 +1,19 @@
-#YOUR CODE FOR EX_0 INTERMEDIATE HERE
+print("this program will calculate the Microbial Growth Rate based on your parameters, follow the instructions.")
+while True :
+    start= input("Enter the number of cells at the beginning: ")
+    end= input("Enter the number of cells at the end: ")
+    time= input("enter the time between start and end: ")
+    valid = True
+    lst = [start,end,time]
+    for i in lst:
+        if i.isdigit():
+            valid= True
+        else:
+            valid= False
+    if valid:
+        break
+    else:
+        print("please enter a numerical value")
+import math
+Growth_rate= (math.log(int(end))-math.log(int(start)))/int(time)
+print("This population of cells have a GR of " + str(Growth_rate))

week_1/ex_1_advanced/ex_1_advanced_runfile.py

@@ -1 +1,16 @@
-#YOUR CODE FOR EX_1 ADVANCED HERE
+#YOUR CODE FOR EX_1 ADVANCED HERE
+def str_sup(file_name, str_suppressed):
+    with open(file_name,'r', encoding='utf-8') as file:
+        content= file.read()
+    content= content.replace(str_suppressed,'')
+    with open(file_name,'w', encoding='utf-8') as file:
+        file.write(content)
+    return f"string {str_suppressed} was removed from {file_name}"
+
+file_name1= "references_1.txt"
+file_name2= "references_2.txt"
+str_space= " "
+ref1= str_sup(file_name1, str_space)
+ref2= str_sup(file_name2,str_space)
+print(ref1)
+print(ref2)