Python.use(better) #課題：body《source code》
‖記事一覧‖ Python.use(better)《Python3.1》
《余録》課題：body 《source code》
《著》森こねこ、小粒ちゃん＋∞《監修》小泉ひよ子とタマゴ倶楽部
第０版♪2001/03/02 ● 第１版♪2003/05/25 ● 第２版♪2004/06/01 ● 第３版♪2009/02/28
基礎編で利用した学習ツールを作成する過程を通して「プログラミング」の理解を深めます。
※ Tcl/Tk で作成した例題を、Python3.1 で再構成しました。
課題：ソースコード
#! /usr/bin/env python # coding: utf-8 ## ---------------------------------------- ## ## (C) Copyright 2000-2009, 小粒ちゃん《監修》小泉ひよ子とタマゴ倶楽部 ## ## ---------------------------------------- # ..+....1....+....2....+....3....+....4....+....5....+....6....+....7....+....8 """ >>> None >>> ## ---------------------------------------- >>> None version: #1.0.28 """ ## ---------------------------------------- def step00(): """open(file,"w")""" def body(file): s = open(file,"w") return s ## ---------------------------------------- local = locals() ex_body0(local, "temp") ## ---------------------------------------- def step01(): """s.write(...)""" def body(file): s = open(file,"w") try: for e in "ABC": s.write("%s - %d\n"%(e,ord(e))) finally: s.close() return s ## ---------------------------------------- local = locals() ex_body0(local, "temp") ## ---------------------------------------- def step02(): """open(file,"r")""" def body(file): with open(file,"w") as s: for e in "ABC": s.write("%s - %d\n"%(e,ord(e))) with open(file,"r") as s: for e in s: print(e,end="") ## ---------------------------------------- local = locals() ex_body0(local, "temp") ## ---------------------------------------- def step03(): """for i,e in enumerate(f):""" def body(file): with open(file,"w") as s: for e in "ABC": s.write("%s - %d\n"%(e,ord(e))) with open(file,"r") as s: for i,e in enumerate(s): n = i+1 print("%d: %s"%(n,e),end="") ## ---------------------------------------- local = locals() ex_body0(local, "temp") ## ---------------------------------------- def step04x(): """f.readlines()""" def body(file): with open(file,"w") as s: for e in "ABCDEFGHIJ": s.write("%s - %d\n"%(e,ord(e))) with open(file,"r") as s: s = s.readlines() print("name=%r (%d lines)"%(file,len(s))) format = "%d: %s" for i,e in enumerate(s): n = i+1 print(format%(n,e),end="") ## ---------------------------------------- local = locals() ex_body0(local, "temp") ## ---------------------------------------- def step05(): """print(format%(n,e),end="")""" def body(file): with open(file,"w") as s: for e in "ABCDEFGHIJ": s.write("%s - %d\n"%(e,ord(e))) with open(file,"r") as s: s = s.readlines() n = len(s) print("name=%r (%d lines)"%(file,n)) format = "%%%dd: %%s"%len("%d"%n) for i,e in enumerate(s): n = i+1 print(format%(n,e),end="") ## ---------------------------------------- local = locals() ex_body0(local, "temp") ## ---------------------------------------- def step06(): """def body(file):""" def body(file): with open(file,"r") as s: s = s.readlines() format = "%%%dd: %%s"%len("%d"%len(s)) for i,e in enumerate(s): n = i+1 print(format%(n,e),end="") ## ---------------------------------------- local = locals() ex_body1(local, "temp") ## ---------------------------------------- def step07(): """def body(file, end=None):""" def body(file, end=None): with open(file) as s: s = s.readlines() format = "%%%dd: %%s"%len("%d"%len(s)) s = s[:end] for i,e in enumerate(s): n = i+1 print(format%(n,e),end="") ## ---------------------------------------- local = locals() ex_body2(local, "temp") ## ---------------------------------------- def step08(): """def body(file, start=1, end=None):""" def body(file, start=1, end=None): with open(file) as s: s = s.readlines() format = "%%%dd: %%s"%len("%d"%len(s)) s = s[start-1:end] for i,e in enumerate(s): n = start+i print(format%(n,e),end="") ## ---------------------------------------- local = locals() ex_body3(local, "temp") ## ---------------------------------------- def step09(): """print("".join(s),end="")""" def body(file, start=1, end=None): with open(file) as s: s = s.readlines() format = "%%%dd: %%s"%len("%d"%len(s)) s = [format%(start+i,e) for i,e in enumerate(s[start-1:end])] print("".join(s),end="") ## ---------------------------------------- local = locals() ex_body3(local, "temp") ## ---------------------------------------- def tips_body(): """def body(name, start=1, end=None, number=True):""" def body(name, start=1, end=None): seq, n = _body(name, start, end) s = "{{0:{0:d}d}}: {{1}}".format(len(str(n))) return [s.format(start+i, e) for i, e in enumerate(seq)] def _body(name, start, end): s = open(name).readlines(); N = len(s) if not end: end = N+1 return s[start-1:end], N ## ---------------------------------------- def ex_body(name, start=1, end=None): for e in body(name, start, end): print(e,end="") print() path = "/Applications/Python 3.1/Extras/Demo/scripts/" path += "queens.py" def ex(local): #@: source = ''' path ex_body(path, end=5) ex_body(path, start=81) ex_body(path, 14, 18) '''.split("\n") for e in source[1:-1]: print_(e, local) local = locals(); ex(local) ## ---------------------------------------- ## ---------------------------------------- def ex_body0(local, n): X = 'body({0!r})'.format(n) print_(X, local) def ex_body(file, seq): with open(file,"w") as s: for e in seq: s.write("%s - %d\n"%(e,ord(e))) def ex_body1(local, file): ex_body(file, "ABCDEFGHIJ") X = 'body({0!r})'.format(file) print_(X, local) def ex_body2(local, n): ex_body1(local, n) source = ''' body({0!r},end=3) '''.split("\n") for e in source[1:-1]: print_(e.format(n), local) def ex_body3(local, n): ex_body2(local, n) source = ''' body({0!r},start=8) body({0!r},start=3,end=5) body({0!r},end=8,start=6) '''.split("\n") for e in source[1:-1]: print_(e.format(n), local) ## ---------------------------------------- def print_(source, local, mode="single"): print(">>>",source) eval(compile(source,"",mode),globals(),local) ## ======================================== s = "step" DIR = [e for e in dir() if e.startswith(s)] DIR = dict((i,e) for i,e in enumerate(DIR)) DIR = list(DIR.items()); DIR.sort() def ex(): n = (len(DIR)-1)//10+1 for k,v in DIR: source = ''' x = eval("%%s.__doc__"%%v) print("%%%dd: %%s -- %%s"%%(k,v,x)) '''%n eval(compile(source,"","exec")) def do_all(): for k,v in DIR: do(k) def do(k=None): if k is None: ex(); return try: k,v = DIR[k] print(">>> #","-"*50,v) eval("%s()"%v) except IndexError: print("(x_x) too bad ... %s"%k) ## ---------------------------------------- from time import ctime from sys import argv, version def inform(): n = 60 print("="*n) print("Version: %s"%version.split("\n")[0]) print("Module : %s"%argv[0].split("/")[-1]) print("Date : %s"%ctime()) print("="*n) ## ---------------------------------------- from doctest import testmod if __name__=='__main__': inform() testmod() ## ========================================
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