prodEnvOptionGroup.add_option("-r","--reader", metavar="<parameter used in view job config[reader] template>", action="store", dest="reader",type="string", help='View job config[reader] template, eg: mysqlreader,streamreader') prodEnvOptionGroup.add_option("-w","--writer", metavar=...
In Python, a string type object is a sequence (left-to- right order) of characters. Strings start and end with single or double quotes Python strings are immutable. Single and double quoted strings are same and you can use a single quote within a string when it is surrounded by double q...
In Python, a string is a sequence of characters enclosed within either single quotes (‘‘) or double quotes (" "). It is an immutable data type, which means once a string is created, it cannot be modified. However, it is possible to create a new string by concatenating two or more ...
used to trace rdbms write performance, it's like datax's key]datasourceType: datasource type, may be mysql|drds|oracle|ads|sqlserver|postgresql|db2|ads etc...*jdbcUrl: datasource jdbc connection string, mysql as a example: jdbc:mysql://ip:port/database*username: username for datasource...
Double GPDouble Any floating-point number stored as a double precision, 64-bit value. Encrypted String GPEncryptedString An encrypted string for passwords. Envelope GPEnvelope The coordinate pairs that define the minimum bounding rectangle in which the data source resides. Evaluation Sca...
Output:2.5 is of type <class ‘float’> c = 6+2j print(c, "is a type", type(c)) Output: (6+2j) is a type <class ‘complex’> #2) String A string is an ordered sequence of characters. We can use single quotes or double quotes to represent strings. Multi-line strings can ...
• Double quotes: "spa'm" • Triple quotes: '''... spam ...''', """... spam ...""" • Escape sequences: "s\tp\na\0m" • Raw strings: r"C:\new\test.spm" >>> mantra ="""Always look ... on the bright ...
Stringis an ordered sequence of letters/characters. They are enclosed in single quotes(' ')or double(" "). The quotes are not part of string. They only tell the computer where the string constant begins and ends. If we are not sure, what is the data type of a value, Python interpret...
Python String Data Type The string is a sequence of characters. Python supports Unicode characters. Generally, strings are represented by either single or double-quotes. a="string in a double quote"b='string in a single quote'print(a)print(b)# using ',' to concatenate the two or several...
Astringis a sequence of one or more characters (letters, numbers, symbols) that can be either a constant or a variable. Strings exist within either single quotes'or double quotes"in Python, so to create a string, enclose a sequence of characters in quotes: ...