#!/home/utils/Python/builds/3.9.9-20220110/bin/python3 class Common(): def __init__(self,name,size=0,parent=None): self.name = name self.size=size self.parent=parent def get_full_path(self): if self.parent == None: return self.name return self.parent.get_full_path() + "/" +self.name def __str__(self): return self.get_full_path() class File(Common): def __init__(self, name,size,parent=None): Common.__init__(self,name,size,parent) def set_size(self,size): self.size = size def get_size(self): return self.size def get_file(self): return self.name class Dir(Common): def __init__(self, name,size=0,parent=None): Common.__init__(self,name,size,parent) self.files={} self.dirs={} self.size=size def get_dir(self): return self.name def new_file(self,file_name,size=0): file=File(file_name,size,self) self.files[file_name]=file return file def new_dir(self,dir_name): dir_=Dir(dir_name,parent=self) self.dirs[dir_name]=dir_ return dir_ def get_size(self): for file_name, file in self.files.items(): self.size+=file.get_size() for dir_name, dir in self.dirs.items(): self.size+=dir.get_size() return self.size
#!/home/utils/Python/builds/3.9.9-20220110/bin/python3
class Common:
def __init__(self, name,size=0):
self.name = name
self.size=size
class File(Common):
def __init__(self, name,size):
Common.__init__(self,name,size)
def set_size(self,size):
self.size = size
def get_size(self):
return self.size
def get_file(self):
return self.name
class Dir(Common):
def __init__(self, name):
Common.__init__(self,name)
self.files={}
self.dirs={}
self.size=0
def get_dir(self):
return self.name
def new_file(self,file_name,size=0):
file=File(file_name,size)
self.files[file_name]=file
return(file)
def new_dir(self,dir_name):
dir=Dir(dir_name)
self.dirs[dir_name]=dir
return dir
def get_size(self):
for file_name, file in self.files.items():
self.size+=file.get_size()
for dir_name, dir in self.dirs.items():
self.size+=dir.get_size()
return self.size
问题1
Code:
─
#!/home/utils/Python/builds/3.9.9-20220110/bin/python3
class Common:
def __init__(self, name):
self.name = name
class File(Common):
def __init__(self, name):
Common.__init__(self,name)
def get_file(self):
return self.name
class Dir(Common):
def __init__(self, name):
Common.__init__(self,name)
self.files={}
self.dirs={}
def get_dir(self):
return self.name
Test:
if __name__ == "__main__":
file_a=File("a")
print(file_a.get_file())
dir_b=Dir("b")
print(dir_b.get_dir())
Output:
a
b
问题2:
Code:
#!/home/utils/Python/builds/3.9.9-20220110/bin/python3
class Common:
def __init__(self, name):
self.name = name
class File(Common):
def __init__(self, name):
Common.__init__(self,name)
def get_file(self):
return self.name
class Dir(Common):
def __init__(self, name):
Common.__init__(self,name)
self.files={}
self.dirs={}
def get_dir(self):
return self.name
def new_file(self,file_name):
file=File(file_name)
self.files[file_name]=file
return(file)
def new_dir(self,dir_name):
dir=Dir(dir_name)
self.dirs[dir_name]=dir
return dir
Test:
if __name__ == "__main__":
dir_b=Dir("b")
file_a=dir_b.new_file("a")
print(file_a.get_file())
dir_c=dir_b.new_dir("c")
print(dir_c.get_dir())
Output:
a
c
问题:3
Code:
#!/home/utils/Python/builds/3.9.9-20220110/bin/python3
class Common:
def __init__(self, name,size=0):
self.name = name
self.size=size
class File(Common):
def __init__(self, name,size):
Common.__init__(self,name,size)
def set_size(self,size):
self.size = size
def get_size(self):
return self.size
def get_file(self):
return self.name
class Dir(Common):
def __init__(self, name):
Common.__init__(self,name)
self.files={}
self.dirs={}
self.size=0
def get_dir(self):
return self.name
def new_file(self,file_name,size=0):
file=File(file_name,size)
self.files[file_name]=file
return(file)
def new_dir(self,dir_name):
dir=Dir(dir_name)
self.dirs[dir_name]=dir
return dir
def get_size(self):
for file_name, file in self.files.items():
self.size+=file.get_size()
for dir_name, dir in self.dirs.items():
self.size+=dir.get_size()
return self.size
Test:
if __name__ == "__main__": dir_b=Dir("b") file_a=dir_b.new_file("a") file_c=dir_b.new_file("c",20) dir_d=dir_b.new_dir("d") file_e=dir_d.new_file("d",30) file_a.set_size(10) print(file_a.get_size()) print(dir_b.get_size())
Output:
10
60
问题4:
code:
─
#!/home/utils/Python/builds/3.9.9-20220110/bin/python3
class Common():
def __init__(self,name,size=0,parent=None):
self.name = name
self.size=size
self.parent=parent
def get_full_path(self):
if self.parent == None:
return self.name
return self.parent.get_full_path() + "/" +self.name
class File(Common):
def __init__(self, name,size,parent=None):
Common.__init__(self,name,size,parent)
def set_size(self,size):
self.size = size
def get_size(self):
return self.size
def get_file(self):
return self.name
class Dir(Common):
def __init__(self, name,size=0,parent=None):
Common.__init__(self,name,size,parent)
self.files={}
self.dirs={}
self.size=size
def get_dir(self):
return self.name
def new_file(self,file_name,size=0):
file=File(file_name,size,self)
self.files[file_name]=file
return file
def new_dir(self,dir_name):
dir_=Dir(dir_name,parent=self)
self.dirs[dir_name]=dir_
return dir_
def get_size(self):
for file_name, file in self.files.items():
self.size+=file.get_size()
for dir_name, dir in self.dirs.items():
self.size+=dir.get_size()
return self.size
test:
if __name__ == "__main__":
dir_b=Dir("b")
file_a=dir_b.new_file("a")
file_c=dir_b.new_file("c",20)
dir_d=dir_b.new_dir("d")
file_e=dir_d.new_file("e",30)
print(file_e.get_full_path())
print(dir_d.get_full_path())
output:
b/d/e
b/d
问题4:
code:
─
#!/home/utils/Python/builds/3.9.9-20220110/bin/python3
class Common():
def __init__(self,name,size=0,parent=None):
self.name = name
self.size=size
self.parent=parent
def get_full_path(self):
if self.parent == None:
return self.name
return self.parent.get_full_path() + "/" +self.name
def __str__(self):
return self.get_full_path()
class File(Common):
def __init__(self, name,size,parent=None):
Common.__init__(self,name,size,parent)
def set_size(self,size):
self.size = size
def get_size(self):
return self.size
def get_file(self):
return self.name
class Dir(Common):
def __init__(self, name,size=0,parent=None):
Common.__init__(self,name,size,parent)
self.files={}
self.dirs={}
self.size=size
def get_dir(self):
return self.name
def new_file(self,file_name,size=0):
file=File(file_name,size,self)
self.files[file_name]=file
return file
def new_dir(self,dir_name):
dir_=Dir(dir_name,parent=self)
self.dirs[dir_name]=dir_
return dir_
def get_size(self):
for file_name, file in self.files.items():
self.size+=file.get_size()
for dir_name, dir in self.dirs.items():
self.size+=dir.get_size()
return self.size
test:
if __name__ == "__main__":
dir_b=Dir("b")
file_a=dir_b.new_file("a")
file_c=dir_b.new_file("c",20)
dir_d=dir_b.new_dir("d")
file_e=dir_d.new_file("e",30)
print(file_e)
print(dir_d)
output:
b/d/e
b/d
问题6
code:
class Common():
def __init__(self,name,size=0,parent=None):
self.name = name
self.size=size
self.parent=parent
def get_full_path(self):
if self.parent == None:
return self.name
return self.parent.get_full_path() + "/" +self.name
def __str__(self):
return self.get_full_path()
class File(Common):
def __init__(self, name,size,parent=None):
Common.__init__(self,name,size,parent)
def set_size(self,size):
self.size = size
def get_size(self):
return self.size
def get_file(self):
return self.name
class Dir(Common):
def __init__(self, name,size=0,parent=None):
Common.__init__(self,name,size,parent)
self.files={}
self.dirs={}
self.size=size
def get_dir(self):
return self.name
def new_file(self,file_name,size=0):
file=File(file_name,size,self)
self.files[file_name]=file
return file
def new_dir(self,dir_name):
dir_=Dir(dir_name,parent=self)
self.dirs[dir_name]=dir_
return dir_
def get_size(self):
for file_name, file in self.files.items():
self.size+=file.get_size()
for dir_name, dir in self.dirs.items():
self.size+=dir.get_size()
return self.size
def get_files_count(self):
count=0
for file_name, file in self.files.items():
count += 1
for dir_name, dir in self.dirs.items():
count += dir.get_files_count()
return count
test:
if __name__ == "__main__": dir_b=Dir("b") file_a=dir_b.new_file("a") file_c=dir_b.new_file("c",20) dir_d=dir_b.new_dir("d") file_e=dir_d.new_file("e",30) print(dir_b.get_files_count())
output:
3
问题7
code:
def ls(self): files=[] dirs=[] for file_name, file in self.files.items(): files.append(file_name) for dir_name, dir_ in self.dirs.items(): dirs.append(dir_name) return {"files":files, "dirs":dirs}
test:
if __name__ == "__main__": dir_b=Dir("b") file_a=dir_b.new_file("a") file_c=dir_b.new_file("c",20) dir_d=dir_b.new_dir("d") file_e=dir_d.new_file("e",30) print(dir_b.ls())
output:
{'files': ['a', 'c'], 'dirs': ['d']}
问题8
code:
class File(Common): ... def dump(self): return {"name": self.name, "size": self.size} class Dir(Common): ... def dump(self): files=[] dirs=[] for file_name, file in self.files.items(): files.append(file.dump()) for dir_name, dir_ in self.dirs.items(): dirs.append(dir_.dump()) return {"name": self.name, "files": files, "dirs": dirs}
test:
if __name__ == "__main__": dir_b=Dir("b") file_a=dir_b.new_file("a") file_c=dir_b.new_file("c",20) dir_d=dir_b.new_dir("d") file_e=dir_d.new_file("e",30) print(file_e.dump()) print(dir_b.dump())
output:
{'name': 'e', 'size': 30}
{'name': 'b', 'files': [{'name': 'a', 'size': 0}, {'name': 'c', 'size': 20}], 'dirs': [{'name': 'd', 'files': [{'name': 'e', 'size': 30}], 'dirs': []}]}
问题9:
code:
class Common(): def __init__(self,name="",size=0,parent=None,info=None): self.name=name self.size=size self.parent=parent def get_full_path(self): if self.parent == None: return self.name return self.parent.get_full_path() + "/" +self.name def __str__(self): return self.get_full_path() class File(Common): def __init__(self,name="",size=0,parent=None,info=None): Common.__init__(self,name,size,parent) if info != None: self._load(info) def _load(self,info): self.name=info["name"] self.size=info["size"] def set_size(self,size): self.size = size def get_size(self): return self.size def get_file(self): return self.name def dump(self): return {"name": self.name, "size": self.size} class Dir(Common): def __init__(self,name="",size=0,parent=None,info=None): Common.__init__(self,name,size,parent,info) self.files={} self.dirs={} self.size=size if info != None : self._load(info) def _load(self, info): self.name=info["name"] for file_info in info["files"]: new_file=File(info=file_info) self.files[new_file.name]=new_file for dir_info in info["dirs"]: new_dir=Dir(info=dir_info) self.dirs[new_dir.name]=new_dir def get_dir(self): return self.name def new_file(self,file_name,size=0): file=File(file_name,size,self) self.files[file_name]=file return file def new_dir(self,dir_name): dir_=Dir(dir_name,parent=self) self.dirs[dir_name]=dir_ return dir_ def dump(self): files=[] dirs=[] for file_name, file in self.files.items(): files.append(file.dump()) for dir_name, dir_ in self.dirs.items(): dirs.append(dir_.dump()) return {"name": self.name, "files": files, "dirs": dirs}
test:
if __name__ == "__main__":
dir_b=Dir("b")
file_a=dir_b.new_file("a")
file_c=dir_b.new_file("c",20)
dir_d=dir_b.new_dir("d")
file_e=dir_d.new_file("e",30)
file_e1=File(info=file_e.dump())
print(file_e.dump())
print(file_e1)
print(file_e1.dump())
print(dir_b.dump())
dir_b1=Dir(info=dir_b.dump())
print(dir_b1)
print(dir_b1.dump())
output:
{'name': 'e', 'size': 30}
e
{'name': 'e', 'size': 30}
{'name': 'b', 'files': [{'name': 'a', 'size': 0}, {'name': 'c', 'size': 20}], 'dirs': [{'name': 'd', 'files': [{'name': 'e', 'size': 30}], 'dirs': []}]}
b
{'name': 'b', 'files': [{'name': 'a', 'size': 0}, {'name': 'c', 'size': 20}], 'dirs': [{'name': 'd', 'files': [{'name': 'e', 'size': 30}], 'dirs': []}]}
此内容由惯性聚合(RSS阅读器)自动聚合整理，仅供阅读参考。 原文来自 — 版权归原作者所有。