def on_key_release(self, _w,_e):
if not self.app.config['augmented_text']:
return
if not self.key_presses.has_key(_e.keyval):
return
press_time, offset = self.key_presses[_e.keyval]
del self.key_presses[_e.keyval]
string = utility.force_unicode(_e.string)
if not string or \
ord(string) < 32:
return
if offset < 0 or offset >= len(self.augmentation):
return
if string.isalpha():
interval = (_e.time - press_time) / 1000.0
level = int( interval*4 *255)
if level < 0: level = 0
if level > 255: level = 255
else:
level = 128
tag = "aug" + str(level/16)
iter1 = self.buffer.get_iter_at_offset(self.prompt_end+offset)
iter2 = iter1.copy()
iter2.forward_char()
self.augmentation = self.augmentation[:offset] + \
chr(level) + \
self.augmentation[offset+1:]
self.buffer.remove_all_tags(iter1,iter2)
self.buffer.apply_tag_by_name(tag,iter1,iter2)
def is_num(number):
"""
判断是否为数字
:param number:
:return:
"""
string = str(number)
print("判断所有字符都是数字或者字母: ", string.isalnum())
print("判断所有字符都是字母: ", string.isalpha())
print("判断所有字符都是数字: ", string.isdecimal())
print("判断所有字符都是数字: ", string.isnumeric()) # 此方法只针对unicode对象
print("判断所有字符都是小写: ", string.islower())
print("判断所有字符都是大写: ", string.isupper())
print("判断所有字符都是空白符: ", string.isspace())
return string.isdigit()
def string_run_compress(strings):
curr = ""
out = ""
for string in strings:
assert string.isalpha() and string.lower() == string
d = 0
while not string.startswith(curr):
curr = curr[:-1]
d += 1
assert d <= 32
out += b64[d]
for i in range(len(curr), len(string)):
curr += string[i]
out += string[i]
return out.strip()
def generate_alphanumerics():
"""Utilize uuid4, then stripping all "-" and slicing the string randomly
Returns:
string: an alphanumeric string
"""
length_of_string = generate_random_integer(MIN_LENGTH_OF_ALPHANUMERIC,
MAX_LENGTH_OF_ALPHANUMERIC)
string = str(uuid4()).replace("-", "")[:length_of_string]
# Handle case if the uuid output is not alphanumeric after slicing else just return
if string.isdigit():
return string + generate_alphabetical_strings()
elif string.isalpha():
return string + str(generate_random_integer(MIN_LENGTH, MIN_LENGTH))
else:
return string
reviewWords.index("pickle")
-46 # the word position
review.find("pickle")
-238 #charactersinto review that the word appears
review.count("love")
-2
review.lower().count("love")
-3
string.punctuation
[x for x in review if not x in string.punctuation]
''.join([x for x in review if not x in string.punctuation])
string.startswith()(etc.)
string.endswith()(etc.)
string.isalpha()
string.strip()
string.lstrip()
string.rstrip()
#L3 Processing Times and Dates in Python
# Time.strptime : convert a time string to a structured time object
# Time.strftime : convert a time object to a string
# Time.maketime/calendar.timegem: convert a time object to a number
# Time.gmtime: convert a number to a time object
import time
import calendar
timeString = "2018-07-26 01:36:02"
timeStruct = time.strptime(timeString, "%Y-%m-%d %H:%M:%S")
timeStruct
[out]:time.struct_time(tm_year=2018, tm_mon=7, tm_mday=26, tm_hour=1,tm_min=36, tm_sec=2, tm_wday=3, tm_yday=207, im_isdst=-1)
alphabet = string.ascii_lowercase
def rotateLetter(letter, rotateNum):
if letter in alphabet:
newLetterIndex = alphabet.find(letter) + rotateNum
finalNewLetterIndex = newLetterIndex - (newLetterIndex //
len(alphabet)) * len(alphabet)
return alphabet[finalNewLetterIndex]
def rotate(word, rotateNum):
newWord = ''
for letter in word.lower():
newWord = newWord + (rotateLetter(letter, rotateNum))
return newWord
if __name__ == '__main__':
while True:
string = input('Enter a word: ').strip()
if string.isalpha():
num = input('Enter a number: ').strip()
try:
result = rotate(string, int(num))
print(result)
except:
continue
# isalpha()
'''
| isalpha(...)
| S.isalpha() -> bool
|
| Return True if all characters in S are alphabetic
| and there is at least one character in S, False otherwise.
'''
# Alphabetic: abc...zABC...Z
import string
print(string.ascii_letters)
string = "This"
print("Is all alphanumeric in the string '%s'? %s" %
(string, string.isalpha()))
string = "This123"
print("Is all alphanumeric in the string '%s'? %s" %
(string, string.isalpha()))
string = "This@"
print("Is all alphanumeric in the string '%s'? %s" %
(string, string.isalpha()))
string = ""
print("Is all alphanumeric in an empty string '%s'? %s" %
(string, string.isalpha()))
string = "123@"
print("Is all alphanumeric in the string '%s'? %s" %
(string, string.isalpha()))
string = "1 2 3"
print("Is all alphanumeric in the string '%s'? %s" %
(string, string.isalpha()))
string = " "
print("Is all alphanumeric in the string '%s'? %s" %
def isAlphaLower(string):
"""Return True if string only contains lower case letters."""
return string.islower() and string.isalpha()
def isAlphaUpper(string):
"""Return True if string only contains capital letters."""
return string.isupper() and string.isalpha()
def isAlpha(string):
"""Return True if string only contains letters."""
return string.isalpha()
def check_name(string):
if string.isalpha():
return 1
else:
return 0