S.upper() -> string Return a copy of the string S converted to uppercase. >>> 目录 | 上一节 (1.3 数字) | 下一节 (1.5 列表) 注:完整翻译见 https://github.com/codists/practical-python-zh 分类: 实用的Python编程 标签: Python 好文要顶 关注我 收藏该文 微信分享 codists 粉丝-...
split([delim]) # Split string into list of substrings s.startswith(prefix) # Check if string starts with prefix s.strip() # Strip leading/trailing space s.upper() # Convert to upper case 字符串的可变性 字符串是“不可变的”或者说是只读的。一旦创建,字符串的值就无法修改。 >>> s = ...
We use the\character to escape additional quotes. Normally the double quote character is used to delimit a string literal. However, when escaped, the original meaning is suppressed. It appears as a normal character and can be used within a string literal. The second way to use quotes within ...
When the above code is executed, it produces the following result. Note how every single special character has been converted to its printed form, right down to the last NEWLINE at the end of the string between the "up." and closing triple quotes. Also note that NEWLINEs occur either with...
Creating a String in Python In Python, strings are created using either single quotes or double-quotes. We can also use triple quotes, but usually triple quotes are used to create docstrings or multi-line strings. #creating a string with single quotes String1 = ‘Intellipaat’ print (String...
An empty string doesn’t contain any characters, so when you use the built-in len() function with an empty string as an argument, you get 0 as a result.To create multiline strings, you can use triple-quoted strings. In this case, you can use either single or double quotes:Python ...
since Python uses double quotes to delimit string literals, so one solution is to use Python's triple quotes to delimit the string instead:>>> import pg8000.native >>> >>> con = pg8000.native.Connection("postgres", password="cpsnow") >>> >>> con.run('''SELECT 'hello' AS "My ...
String Literals Python strings are fairly easy to use. But there are so many ways to write them in our code: >>> # Single quotes >>> print('P"casso') P"casso >>> # Double quotes >>> print("P'casso") P'casso >>> # Tripple quotes ...
# Example config: r'--tessdata-dir "C:\Program Files (x86)\Tesseract-OCR\tessdata"'# It's important to add double quotes around the dir path.tessdata_dir_config=r'--tessdata-dir "<replace_with_your_tessdata_dir_path>"'pytesseract.image_to_string(image,lang='chi_sim',config=tessdat...
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