Python-NameParser Library Source Code Interpretation: Explore the principle of implementation of the name library in Python's name analysis library

Title: Python-Nameparser Library Source Code Interpretation: Explore the principle of implementation of the name library in Python Abstract: This article will in-depth the principle of analysis of the name library named "Python-Nameparser" in Python.By interpreting its source code and related configuration, we will introduce how the library will divide the given person's string into surnames, names, and intermediate names in detail, so as to provide a more detailed analysis of the person's name. --- text: Human name analysis has important applications in many fields, such as Internet search, social media analysis, and data mining.The Python-Pythonnameparser library provides us with a tool that facilitates and quickly analyze the name of the person.Now, let's study its implementation principles in depth. The Python-NameParser library realizes the function of analyzing the name, name, and intermediate name by splitting the given names into surnames, names, and intermediate names.Before analysis, we need to install the library.Use the following commands: bash pip install python-nameparser After the installation is completed, we can import and use the library in the Python code.The following is a typical example of use: python from nameparser import HumanName name = HumanName("Mr. John Doe Jr.") Print (name.firt) # Output: John Print (name.last) # Output: DOE Print (name.title) # Output: Mr. Print (name.suffix) # Output: Jr. The above code instances a name object through the Humanname class, and a person's name strings are passed as a parameter.The result of the analysis can be obtained through the attribute of the object.Name.first returns the name, name.last returns the surname, name.title returns the name, name.suffix returns the suffix. Below, let's interpret the source code of the library to understand its implementation principle.The Python-NameParser library uses regular expressions to extract different parts of information from the human name strings.These regular expressions are defined in the `nameparser.parser` module.Specifically, there are several regular expressions: 1. Re_titles`: The regular expression used to match the title. 2. Re_suffixes`: regular expression that is used to match the suffix. 3. `Re_not_name`: Matching regular expression of non -human names. 4. `Re_last_first`: Matching the regular expression of surnames and names. 5. Re_middle_last`: match the regular expression of the middle name and surname. 6. Re_nickName`: Matching the regular expression of nickname. These regular expressions define the different structures of the human name string. By matching these structures, the Python-Nameparser library can correctly extract all parts of the name. At the same time, the Python-NameParser library also contains a `Humanname` class, which inherits from Python's built-in` nameTuples.Namedtuple`.The `Humanname` class adds additional attributes and methods to analyze and handle the name of the person. In the `Humanname` class, some auxiliary methods have also been implemented, such as the` PARSE_STRING` method to analyze the names of the person's name.These methods provide more accurate and comprehensive human name analysis by analyzing the person's name strings and matching regular expressions. Summarize: Through the Python-NameParser library, we can easily analyze the person's name string, and extract information such as surnames, names, intermediate names, title and suffix.This article introduces the principle of implementation in detail by interpreting the source code and related configuration of the library.It is hoped that readers can better understand the use of the library and the working principle behind them through the introduction of this article.