Fix flake8 analysis warnings

Author: pjkundert

slip39/gui/main.py

@@ -37,15 +37,17 @@
 SE_SEED_FRAME			= 'Seed Extra Randomness'
 SS_SEED_FRAME			= 'Seed Secret & SLIP-39 Recovery Groups'
 
+
 def theme_color( thing, theme=None ):
     """Get the currency configured PySimpleGUI Theme color for thing == eg. "TEXT", "BACKGROUND.
     """
     if theme is None:
         theme			= sg.CURRENT_LOOK_AND_FEEL
     return sg.LOOK_AND_FEEL_TABLE[theme][thing]
 
+
 # Try to pick a font; Use something like this to see what's available (ya, this sucks):
-# 
+#
 #     from tkinter import Tk, font
 #     root = Tk()
 #     font_tuple = font.families()
@@ -286,8 +288,8 @@ def groups_layout(
                                                                                 default=True,   **B_kwds ),
                     sg.Radio( "Hex",              "SE", key='-SE-HEX-',         visible=LO_PRO, **B_kwds ),
                     sg.Radio( "Die rolls, ... (SHA-512)", "SE", key='-SE-SHA-', visible=LO_REC, **B_kwds ),
-                    sg.Checkbox( 'Ignore Bad Entropy', key='-SE-SIGS-C-', 	visible=LO_REC or LO_PRO,
-				 						disabled=False, **T_hue( B_kwds, 3/20 )),
+                    sg.Checkbox( 'Ignore Bad Entropy', key='-SE-SIGS-C-',       visible=LO_REC or LO_PRO,
+                                                                                disabled=False, **T_hue( B_kwds, 3/20 )),
                 ],
                 [
                     sg.Frame( 'Entropy', [
@@ -600,11 +602,11 @@ def update_seed_data( event, window, values ):
             as_entropy		= 'BIP-SEED' not in update_seed_data.src
             if as_entropy:
                 if pswd:
-                    log.warning( f"BIP-39 Seed Passphrase (decrypt) ignored; using Seed Phrase Entropy, not decrypted Seed!" )
+                    log.warning( "BIP-39 Seed Passphrase (decrypt) ignored; using Seed Phrase Entropy, not decrypted Seed!" )
                 passphrase	= b""
             else:
                 if pswd.strip() != pswd:
-                    log.warning( f"BIP-39 Seed Passphrase (decrypt) contains leading/trailing whitespace; are you certain this is correct?" ) 
+                    log.warning( "BIP-39 Seed Passphrase (decrypt) contains leading/trailing whitespace; are you certain this is correct?" )
                 passphrase	= pswd.encode( 'UTF-8' )
             seed		= recover_bip39(
                 mnemonic	= data.strip(),

slip39/layout/components.py

@@ -222,14 +222,14 @@ def layout_card(
     )
 
     # Rotate the card group, watermark, etc. so its angle is from the lower-left to the upper-right.
-    # 
+    #
     #             b
     #      +--------------+
     #      |           .
     #    a |       .
     #      | β .    c
     #      + 90-β
-    # 
+    #
     #   tan(β) = b / a, so
     #   β = arctan(b / a)
     #

slip39/layout/pdf.py

@@ -67,12 +67,11 @@ def __init__( self, *args, font_dir=None, **kwds ):
             self.font_dir	= font_dir if font_dir is not None else Path( __file__ ).resolve().parent / "font"
         return super().__init__( *args, **kwds )
 
-
     def set_font( self, family=None, style="", size=0 ):
         # Deduce a set of lists of features synonyms, and expected fontkey
         feature_suffixes	= dict(
             B	= ( 'bold', ),
-            I	= ( 'italic', 'oblique' ),	# Typical aliases seen
+            I	= ( 'italic', 'oblique' ),      # Typical aliases seen
             U	= (),				# Ignored for font loading purposes
         )
 

slip39/recovery/entropy.py

@@ -1184,6 +1184,7 @@ def shannon_entropy(
     }
 }
 
+
 def scan_entropy(
     entropy: bytes,
     strides: Optional[Union[int,Tuple[int,int]]] = None,  # If only a specific stride/s makes sense, eg. for ASCII symbols

slip39/recovery_test.py

@@ -718,7 +718,7 @@ def kwargs_signal_limits( kwargs ):
 
 
 def compute_entropy_limits( compute_entropy, bits, overlap, stride, threshold, setpoint, cycles, checks, symbols=None ):
-    avg_over		= (4096, 8192, 16384)  #(1024, 2048, 4096, 8192, 16384)
+    avg_over		= (4096, 8192, 16384)
     rejects		= deque( maxlen=16384 )
     rejected		= setpoint
     try:
@@ -1023,7 +1023,7 @@ def eval_rng( rng, count, bits=256 ):
 
 
 if __name__ == "__main__":
-    import cProfile
+    #import cProfile
     #cProfile.run( 'test_signal_limits( detailed=True ); test_shannon_limits( detailed=True )' )
     #cProfile.run( 'test_shannon_limits( detailed=True )' )
     #test_shannon_limits( detailed=True )