From eca59142544628f14624634eb28acc6db63d2c83 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Jure=20=C5=A0orn?= Date: Fri, 5 Mar 2021 13:22:13 +0100 Subject: [PATCH] Arguments, Profile, Animation, Synthesizer --- README.md | 16 ++++++++-------- index.html | 16 ++++++++-------- 2 files changed, 16 insertions(+), 16 deletions(-) diff --git a/README.md b/README.md index c7df9d0..dfb6fd8 100644 --- a/README.md +++ b/README.md @@ -1496,8 +1496,8 @@ Command Line Arguments ---------------------- ```python import sys -script_name = sys.argv[0] -arguments = sys.argv[1:] +scripts_path = sys.argv[0] +arguments = sys.argv[1:] ``` ### Argument Parser @@ -2541,7 +2541,7 @@ duration = perf_counter() - start_time ### Timing a Snippet ```python >>> from timeit import timeit ->>> timeit('"-".join(str(i) for i in range(100))', +>>> timeit('"".join(str(i) for i in range(100))', ... number=10000, globals=globals(), setup='pass') 0.34986 ``` @@ -2776,8 +2776,8 @@ from PIL import Image, ImageDraw import imageio WIDTH, R = 126, 10 frames = [] -for velocity in range(15): - y = sum(range(velocity+1)) +for velocity in range(1, 16): + y = sum(range(velocity)) frame = Image.new('L', (WIDTH, WIDTH)) draw = ImageDraw.Draw(frame) draw.ellipse((WIDTH/2-R, y, WIDTH/2+R, y+R*2), fill='white') @@ -2901,13 +2901,13 @@ Synthesizer import simpleaudio, math, struct from itertools import chain, repeat F = 44100 -P1 = '71♪,69,,71♪,66,,62♪,66,,59♪,,,' -P2 = '71♪,73,,74♪,73,,74,,71,,73♪,71,,73,,69,,71♪,69,,71,,67,,71♪,,,' +P1 = '71♩,69♪,,71♩,66♪,,62♩,66♪,,59♩,,,' +P2 = '71♩,73♪,,74♩,73♪,,74♪,,71♪,,73♩,71♪,,73♪,,69♪,,71♩,69♪,,71♪,,67♪,,71♩,,,' get_pause = lambda seconds: repeat(0, int(seconds * F)) sin_f = lambda i, hz: math.sin(i * 2 * math.pi * hz / F) get_wave = lambda hz, seconds: (sin_f(i, hz) for i in range(int(seconds * F))) get_hz = lambda key: 8.176 * 2 ** (int(key) / 12) -parse_note = lambda note: (get_hz(note[:2]), 0.25 if '♪' in note else 0.125) +parse_note = lambda note: (get_hz(note[:2]), 0.125 if '♪' in note else 0.25) get_samples = lambda note: get_wave(*parse_note(note)) if note else get_pause(0.125) samples_f = chain.from_iterable(get_samples(n) for n in f'{P1}{P1}{P2}'.split(',')) samples_b = b''.join(struct.pack('80, depth=Raises EOFError when user hits EOF (ctrl-d/z) or input stream gets exhausted.

#Command Line Arguments

import sys
-script_name = sys.argv[0]
-arguments   = sys.argv[1:]
+scripts_path = sys.argv[0]
+arguments    = sys.argv[1:]

Argument Parser

from argparse import ArgumentParser, FileType
@@ -2213,7 +2213,7 @@ duration = perf_counter() - start_time

Timing a Snippet

>>> from timeit import timeit
->>> timeit('"-".join(str(i) for i in range(100))',
+>>> timeit('"".join(str(i) for i in range(100))',
 ...        number=10000, globals=globals(), setup='pass')
 0.34986
@@ -2393,8 +2393,8 @@ img.convert('RGB').save(import imageio WIDTH, R = 126, 10 frames = [] -for velocity in range(15): - y = sum(range(velocity+1)) +for velocity in range(1, 16): + y = sum(range(velocity)) frame = Image.new('L', (WIDTH, WIDTH)) draw = ImageDraw.Draw(frame) draw.ellipse((WIDTH/2-R, y, WIDTH/2+R, y+R*2), fill='white') @@ -2494,13 +2494,13 @@ engine.runAndWait() import simpleaudio, math, struct from itertools import chain, repeat F = 44100 -P1 = '71♪,69,,71♪,66,,62♪,66,,59♪,,,' -P2 = '71♪,73,,74♪,73,,74,,71,,73♪,71,,73,,69,,71♪,69,,71,,67,,71♪,,,' +P1 = '71♩,69♪,,71♩,66♪,,62♩,66♪,,59♩,,,' +P2 = '71♩,73♪,,74♩,73♪,,74♪,,71♪,,73♩,71♪,,73♪,,69♪,,71♩,69♪,,71♪,,67♪,,71♩,,,' get_pause = lambda seconds: repeat(0, int(seconds * F)) sin_f = lambda i, hz: math.sin(i * 2 * math.pi * hz / F) get_wave = lambda hz, seconds: (sin_f(i, hz) for i in range(int(seconds * F))) get_hz = lambda key: 8.176 * 2 ** (int(key) / 12) -parse_note = lambda note: (get_hz(note[:2]), 0.25 if '♪' in note else 0.125) +parse_note = lambda note: (get_hz(note[:2]), 0.125 if '♪' in note else 0.25) get_samples = lambda note: get_wave(*parse_note(note)) if note else get_pause(0.125) samples_f = chain.from_iterable(get_samples(n) for n in f'{P1}{P1}{P2}'.split(',')) samples_b = b''.join(struct.pack('<h', int(f * 30000)) for f in samples_f)