[pre-commit.ci] auto fixes from pre-commit.com hooks

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Author: pre-commit-ci[bot]

electronics/ic_555_timer.py

@@ -3,9 +3,9 @@
 
 """
     This function can calculate the frequency and duty cycle of an astable 555 timer
-    The function takes in the value of the external resistances (in OHMS) and 
+    The function takes in the value of the external resistances (in OHMS) and
     capacitance (in microFARADS), and calculates the following:
-    
+
     -------------------------------------
     | Freq = 1.44 /[( R1+ 2 x R2) x C1] |               ... in Hz
     -------------------------------------
@@ -19,7 +19,7 @@
     ------------------------------------------------
     where R1 is the first resisitance,
           R2 is the second resistance,
-          
+
 """