Python文件操作



import sys

def ReadFile(filename):
#open a file
#file = open("/users/gen/abpwrk1/firebolt/setenv_firebolt", "r")
file = open(filename,"r")
file_txt = file.read()
file.close()
return file_txt

try:
#call function
filename = "/users/gen/abpwrk1/firebolt/setenv_firebolt"
filetxt = ReadFile(filename)
print "File content is given below via call function\n",filetxt

#input file name
file_name_str = raw_input("Enter the file to be read : ")
print "File you entered is : ", file_name_str

#open a file
#file = open("/users/gen/abpwrk1/firebolt/setenv_firebolt", "r")
file = open(file_name_str,"r")
print "File opened"
file_txt = file.read()
file.close()
print file_txt
except IOError:
print "There is error to write to:", file_name
sys.exit()