Differences

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--- python:features [2016/07/13 22:05] – mithat
+++ python:features [2017/12/06 01:54] (current) – [if, if/else] mithat
@@ Line 1: / Line 1: @@
 ====== Some Python features ======
-Header, suite/block, clause:
+===== Types =====
+==== Boolean ====
+<code python>
+True
+False
+</code>
+===== Header, suite/block, clause =====
 <code python>
 if foo == bar:         # header             clause 1
@@ Line 10: / Line 16: @@
 </code>
-if, else, ifelse:
+===== Selection =====
+==== if, if/else ====
-<code python)
+<code python>
+if condition:
+    suite
+</code>
+<code python>
+if condition:
+    suite
+else:
+    suite
+</code>
+=== nested if/else ===
+<code python>
 if credits == 90:
     print('Senior')
 else
-if credits == 60:
+    if credits == 60:
-    print('Junior')
+        print('Junior')
-else:
+    else:
-    print('*something else')
+        if credits >= 40:
+            print('Sophomore')
+        else:
+            print('something else')
 </code>
-<code python)
+<code python>
-if credits == 90:
+if credits >= 90:
     print('Senior')
-elif credits == 60:
+elif credits >= 60:
     print('Junior')
+elif credits >= 40:
+    print('Sophomore')
 else:
-    print('*something else')
+    print('something else')
 </code>
+===== Iteration/repetition =====
+<code python>
+while condition:
+    suite:
+</code>
+**definite loop**: counter controlled repetition, "a program loop in which the number of times the loop will iterate can be determined before the loop is executed."
+**indefinite loop**: sentinel controlled repetition, "a program loop in which the number of times the loop will iterate is not known before the loop is executed."
+**flag/semaphore/sentinel**: TODO.