read all json files in directory golang

The ioutil.ReadFile () function reads an entire file into memory. Run the command Go: Add Import to get a list of packages that can be imported to your Go file. Without the tag, it tries to find obj.Id in JSON instead of obj.id. I consider the following book as essential reference and reading for Golang, you can purchase it on Amazon: Go Programming Language, Addison-Wesley.I'll cover some other recommendations at the end of the post. You'll often want more control over how and what parts of a file are read. the path can be an absolute path or relative path. Good morning, Gophers. In Go programming language, there is a huge inbuilt library to perform file handling operations (such as writing to a file, reading from a file, renaming, moving, deleting, etc.). What if you can write a simple program which will get the language file which is a google sheet, read all the content in the google sheet, create individual json files for each language available . Go List all files (recursively) in a directory yourbasic.org/golang Directory listing Use the ioutil.ReadDirfunction in package io/ioutil. There is also a command for getting test coverage. If you know the structure that you are expecting then I would recommend . Golang and Firebird. This is a program to practice Golang and its standard library. Go read file line by line. The class named File of the java.io package represents a file or directory (pathnames) in the system. We are reading the files with f.read () and loading them as JSON records by method json.loads. The simplest way to extract data from a JSON file is to provide a key name to obtain its data value. components. Directories have parent-child relationships. Open the terminal inside the project root directory, and run the below command. Create a folder internal in the root of your directory. Let the text file be named as sample.txt and the content inside the file is as follows: GO Language is a statically compiled programming language, It is an open-source language. JSON or JavaScript Object Notation is a lightweight text-based open standard designed for human-readable data interchange. If you use gzip compression, BigQuery cannot read the data in parallel. Simply select the folder in the List Files node that you want to scan, add any filters and your loop will go through all of those outputs in the File Reader. Be careful with ioutil.ReadAll in Golang. b1:= make ([] byte, 5) n1, err:= f. Read . In the below example, Standard os package provides create a function. The folder model will contain our package model. Step -5 Next we make a Router with . Header is present within the http.Request struct like as below. A directory is a unit in a computer's file system for storing and locating files. Let's take a sample JSON data to start with: The message value is the text for translation in the source language, and the (currently empty) translation value is where we should enter appropriate German translation. To get the list of all the existing files in a directory this class provides five different methods to get the details of all files in a particular folder − . ├── hello.txt └── testdir/. Tips. Further Reading: Parsing JSON Files with Go; Parsing XML Files . Be careful though because a lot can go wrong if you don't take care while using . Go list directory show how to list directory contents in Golang. For the last few days, I was working on a package for Golang to query JSON data easily. In this tutorial, we will learn about how files can be read using Go. Field name in parquet file we call it ExName. There isn't a whole lot to this because Golang makes it very easy for us. This method is off by default and the surrounding tools, such as goimports, do not understand that folder layout. Read the JSON file using ioutil.ReadFile() Execute the following script to read the JSON file and return a int8[] byte slice using the ioutil.ReadFile() method to check for any errors: Connect and share knowledge within a single location that is structured and easy to search. Also Marshal and . It's often used to read data such as HTTP response body, files and other data sources which implement io.Reader interface. files, err := ioutil.ReadDir(".") if err != nil { How to read names of all files and folders in current directory in Golang? Learn more All you need to know, is how this data is structured so that you can parse and modify to suit your needs. Directory definition. Better way to read JSON file is using json.Decoder. In this folder is the encrypted call file and a file called meta-data.json which is a text file with metadata pertaining to the call like agent name, caller ID info and phone number etc. This function reads the entire content of the file into a byte slice, so you should be careful when trying to read a large file - in this case, you should read the file line by line or in chunks. Finally we are going to create a Pandas DataFrame with pd.json_normalize. mato.json (my .JSON file) src. This module will keep a record of all the packages and their version used in the project. In the previous post titled "Grab JSON from an API" we explored how to interact with a HTTP client and parse JSON. If you mean client side JavaScript (code that runs in the web browser) then you won't be able to access files . Conventions used by JSON are known to programmers, which include C, C++, Java, Python, Perl, etc. The names contains both name of directories and files. Also, read: Read File Line by Line using Golang; In this tutorial, we will explain how to delete a specific file from a directory and also delete all files from a directory using Golang. One of those is a utility package to deal with I/O: ioutil.In order to read a file in Go we can use, amongst others, the ioutil.ReadFile. In other words, we use them to reformat the JSON response returned by the API. Then we need to create a main.go file, and make it the entry point. ingo - Flags persisted in an ini-like config file. If a single item containing a single value is specified as the path, the function must try to wrap it and will not return expected results. JSON Reader Online helps to read, visulise in Tree and in beautiful text mode. It reads data by tokens; the Split function defines the token. This tutorial has the following sections. This class provides various methods to perform various operations on files/directories. Today we are building a simple REST-API with Golang a router package called Mux. PySpark SQL provides read.json("path") to read a single line or multiline (multiple lines) JSON file into PySpark DataFrame and write.json("path") to save or write to JSON file, In this tutorial, you will learn how to read a single file, multiple files, all files from a directory into DataFrame and writing DataFrame back to JSON file using Python example. This field name we call it InName. We have a file in the local directory called "text.txt". In Golang, a directory is known as a package. It is a binary file and not human readable. I learn a lot in the process, I hope you do too. We could either unmarshal the JSON using a set of predefined structs, or we could unmarshal the JSON using a map[string]interface{} to parse our JSON into strings mapped against arbitrary data types. Golang offers a vast inbuilt library that can be used to perform read and write operations on files. foo: bar2. How To Read Files In Golang We can read files in many ways in Go. Working with JSON files in Spark. Choose one and it will get added in the import block of your Go file. We will use os, io, and bufio packages. Note: use a combination of -ic to print output to a file $ logo-ls -ic > t.txt. I want modify my json file without always rebuild my app. For information about loading JSON data from a local file, see Loading data from local files. A directory is sometimes also called a folder. Golang uses Viper to read custom configuration files Time:2020-11-19 Viper supports yaml, JSON, toml, HCl and other formats, which is very convenient to read. Spark SQL provides spark.read.json("path") to read a single line and multiline (multiple lines) JSON file into Spark DataFrame and dataframe.write.json("path") to save or write to JSON file, In this tutorial, you will learn how to read a single file, multiple files, all files from a directory into DataFrame and writing DataFrame back to JSON file using Scala . type struct User { ID int32 `json:"id"` Name string `json:"name"` Email string `json:"email"` } Structure definition. Other libraries for interacting with JSON data via Scala are bulky. We show you how you can write text and binary data in different ways - entire data at once, line by line, as an array of bytes in a specific place, or in a buffered manner. We are not going to integrate with a database as this article is meant to teach you the basics but I may write another article soon, with database integration. 3.1 Load it entirely and read the file. In order to read from files on the local system, the io/ioutil module is put to use. go mod init go-env-ways. There are a Remove() and RemoveAll() method from os package in Golang to delete the files from a directory. https://golang.org/pkg/path/filepath/ 'Walk' function will walk the entire tree rooted at the root path include all subdirectories. In this JSON file, the relevant BCP 47 language tag is defined at the top of the file, followed by a JSON array of the messages which require translation. Note that these functions are meant to stream arrays (of values or objects) and maps, not a single value. content-type: applcation/json foo: bar1In the below example let's assume that variable r of type *http.Request type. I want to move file directly in Go, so I searched golang os.Move [1] and found that os.Rename is the method I need. Also we read from the file. Let's start with the easiest one, using os package. This post explains how to read and write JSON files with the ujson library. Read big file by chunk in go. The Scanner provides a convenient interface for reading data such as a file of newline-delimited lines of text. So the file main.go in the example above is assigned to the main package. To read a file line by line the bufio package Scanner is used. Finally, Creating REST API's Next, we need a model to represent our application data. will be stored in this folder. Rename symbols We have a few options when it comes to parsing the JSON that is contained within our users.json file. Querying JSON document is little time-consuming. We're going to see how to open a JSON configuration file using the Go programming language and load it into a custom data structure to be used throughout the application. file, err := os.Open (".") // reads the current directory Next, run npm install command to reinstall all dependencies. The idea and inspiration come from PHP-JSONQ by Nahid Bin Azhar. It's very easy in Golang to delete a file. Every file inside that directory is automatically assigned to that directory aka a Go package. Using an absolute file path. We type the following to retrieve the message value: jq .message iss.json The encoding/json provides Decoder and Encoder types to support the common operation of reading and writing streams of JSON data.. func NewDecoder(r io.Reader) *Decoder func NewEncoder(w io.Writer) *Encoder. All our internal logic (models, types, handlers, routes, constants etc.) files, of JSON data. Using the os package, you can easily open, read from, write to and close the file. With the release of Go 1.5, there is a new way the go tool can discover go packages. The last few can be used to run tests in the current package, file, or at the cursor using go test. In this post, we will learn how to work with JSON in Go, in the simplest way possible. This creates a filter from the key name. With the release of Go 1.5, there is a new way the go tool can discover go packages. Directories are hierarchically organized into a tree. A Complete Guide to JSON in Golang (With Examples) Updated on August 31, 2021. In the below example, It will read the stream of JSON data from an io.Reader; removes the Age field from each object . The generated functions reduce the reliance upon runtime reflection to do serialization and are generally 2 to 3 times faster. We also use it extensively in Visual Studio Code for our configuration files. The shell command mv is used to move files in Linux system. Reading and writing files are the basic operations needed for the Go programs and by using these inbuilt libraries, we can easily perform the file handling operations. With -c (or) --disable-color: don't color icons, filenames and git status. This will install copyfiles library and copy to node_modules folder. Within your favorite text editor, open the main.go file so that we can start creating. Passing the file path as a command line flag. Now let's see different ways of getting a header value. JSON is a data format that is common in configuration files like package.json or project.json. What is JSON? Loading . For these tasks, start by Opening a file to obtain an os.File value. Streaming Encoders and Decoders. Most often developer needs to consume JSON data from other service and query over them. This is the data we will convert: package main import ( "fmt" "io/ioutil" "log" "net/http" "os" "encoding/csv" "encoding/json" ) func main() { // This line use the HTTP package to call the API // and store the data in a variable . joshbetz/config - Small configuration library for Go that parses environment variables, JSON files, and reloads automatically on SIGHUP. The next step is to define the package as main and use that main . Golang has many things into the standard library. Readdir reads the contents of the directory associated with file and returns a slice of up to n FileInfo values, as would be returned by Lstat, in directory order. Function common.HeadToUpper converts ExName to InName. program for implementation of Comb Sort Create and Print Multi Dimensional Slice in Golang Golang read json file into struct Golang Program to print numbers with diamond pattern . Read files in Golang is one of the most common operations. This is also a JSON File viewer, it supports JSON log file viewer. In the package.json file, There is a script tag, add below line of code Reading an entire file into memory. 首先要能读取文件内容,读取文件内容可以使用os.Open()打开一个文件,然后再使用ioutil.ReadAll()读取文件的内容。这里要注意一下,ioutil.ReadAll()读取到的是字节,也就是[]bytes数据类型。如果你需要把字节转换成字符可以在使用string()函数转成字符。如这个例子,读取user.json文件并打印出内容 Any parent or sibling packages need to import the new package. These .json files are located in a hidden folder called .vs in the root folder of your codebase. Initialize the module. Answer (1 of 9): What do you mean by pure JavaScript? Open ("/tmp/dat") check (err) Read some bytes from the beginning of the file. When opening a file that ends with .json, VS Code provides features to make it simpler to write or modify the file's content. This post is a continuation of that theme, which covers unit testing. parquet-go parquet-go is a pure-go implementation of reading and writing the parquet format file. We also need to tell jq which JSON file to use. Step-4 Next we can Create API in the directory apis and you create file name ApisData.go. The code in this example prints a sorted list of all file names in the current directory. Each JSON object must be on a separate line in the file. {Id int64 `json:"id"` FirstName string `json:"first_name"` LastName string . Consulator is a handy utility that will read a YAML file (in this case) and load the contents of that YAML file as keys into Consul. It is designed to work within an application, and can handle all types of configuration needs and formats. File reading is one of the most common operations performed in any programming language. However in Go 1.6 this method will be on for everyone and other tools will have support for it as well. However in Go 1.6 this method will be on for everyone and other tools will have support for it as well. The json.Decoder and json.Encoder types in package encoding/json offer support for reading and writing streams, e.g. reads a stream of JSON objects from a Reader (strings.Reader), removes the Age field from each object, and then writes the objects to a Writer (os.Stdout). It returns a sorted slice containing elements of type os.FileInfo. In this example, we focus on writing data to a file. If I build my project with file in src folder, my file will be include in the generated main.js by the command yarn build. The io/ioutil module is also used to write content to the file. This is done by referencing the fully qualified root package name plus the hierarchy of nested packages. Read an entire file The simplest way of reading a text or binary file in Go is to use the ReadFile () function from the os package. Understanding and using the vendor folder. ioutil.ReadAll is a useful io utility function for reading all data from a io.Reader until EOF. If the file is not created, then we can create a file using os.Create() function or some functions create a file on the fly and then write the files. I have one file and one directory as follows: . What this means is we can access the from_consul value as cfg.GetBool("from . There are some restriction: So I can't use code like: The first step is to make a new folder and name it go-rest-api, then you should change the directory into this new folder. So, for small files, it will work fine without creating any performance bottleneck. Assume we have the below key-value pairs of headers. . Understanding and using the vendor folder. Edit on Github. The fully qualified package name can be found in the go.mod file in the root of your project. The tasks.vs.json and launch.vs.json files are created by Visual Studio on an as-needed basis when you choose either Configure Tasks or Debug and Launch Settings on a file or folder in Solution Explorer.These .json files are hidden because users generally don't want to check them into source control. Salaries Companies Developers How to read a file in Golang. reading from JSON, TOML, YAML, HCL, envfile and Java properties config files. Just choose for example the URL column in the File Reader node as the location of the files you want to read. Teams. There are many options to chose from all are listed in HELP.md. Iterate over all files and folders for a path in Go (Golang) Posted on January 16, 2020 admin 'Walk' function of ' filepath' package can be used to recursively iterate over all files/folder in a directory tree. package main In the example, init.go is assigned to the woosah Go package. Finally we are going to process all JSON files found in the previous step one by one. JSON Example with all data types. Go programming language has a package called ioutil that allows for the importation of data into the Golang script from a file. Q&A for work. pure golang library for reading/writing parquet file. func ReadFile(filename string) ([] byte, error) . ReadFile reads the file named by filename and returns the contents. Step 5: Import the new Package. It is able to successfully read and print "Person2's name is XXX" The astonishing thing about the "person.bin" file is that it is of only 5 bytes as compared if you create a JSON file with the same data that will be of size more than 15 bytes. Within this folder create a folder model and then the file model.go. Parsing with Structs. Golang has an io/ioutil package that provides ReadFile () function. GitHub Gist: instantly share code, notes, and snippets. In cases where ffjson doesn't understand a Type involved, it falls back to encoding/json, meaning it is a safe drop in replacement. What I need to do is to be able to search these thousands of meta-data.json files in thousands of subdirs and find strings of text and a full path to the file . ini - Go package to read and write INI files. For all available commands see manpage or HELP.md. ini - INI Parser & Write Library, Unmarshal to Struct,Marshal to Json,Write File,watch file. In working with Golang, if you've ever found yourself frustrated when downloading files from the internet, saving them individually to a directory, and then opening that file in Go code, then you've come to the right place. It is similar to package.json in nodejs. Let's list them all. Support Read/Write Nested/Flat Parquet File Simple to use High performance Install Add the parquet-go libr. The code in this example. Golang has built-in packages like os and io that provide file create, open, read, and write functions to handle file management operations.There are so many ways to write files in Golang. Allow up to 5 to be read but also note how many actually were read. Although it is not an efficient way when handling large files, it is pretty easy to do. When you load JSON files into BigQuery, note the following: JSON data must be newline delimited. We then briefly looked at file permissions. Know more about JSON. Limitations. 读取文件. To do this, we need to navigate to the models folder, and in this folder, create a user_model.go file and add the snippet below: Readdirnames reads and returns a slice of names from the directory X. Create(path) (\*File, error) It accepts path. Viper is a complete configuration solution for Go applications including 12-Factor apps. Type a period and the key name without a space between them. Let me know if this helps! App.js; Why I put my file in public folder? Syntax. How to list files in a directory in Go (Golang) In Go (Golang) you often have many options to achieve the same result when it comes to use the standard library. Many of the apoc.convert.Json procedures and functions, as well as the apoc.load.json procedure, now accept a json path as last argument. JSON file example. Import packages. ffjson generates static MarshalJSON and UnmarshalJSON functions for structures in Go. We will learn how to convert from JSON raw data (strings or bytes) into Go types like structs, arrays, and slices, as well as unstructured data like maps and empty interfaces. This method is off by default and the surrounding tools, such as goimports, do not understand that folder layout. Because instead of unmarshal the whole content of a file the decoder will decode one line/record at a time while we doing filtering in data . It is a simple and easy example of creating an empty file. Introduction. In this example, we can see that the key go-quick/config is populated with a string that happens to be a JSON.. Viper will read this JSON, parse it and then apply the values within it. The root of a project is always known as the main package. It was designed at Google by Rob Pike, Ken Thompson, and Robert Grieserner. Go has excellent built-in support for file operations. In this article we are going to breakdown a list of possible options that you can use to list files in a directory using Go. That's all we are going to cover in this tutorial, we've managed to look at reading and writing to a really simple data format. Parquet-go reads data as an object in Golang and every field must be a public field, which start with an upper letter. Thus creating internal/model/model.go. This post demonstrates the elegant option. It supports: setting defaults. in the above structure, we defined tags like json:"id" to let it know that ID field is referenced by id in JSON object. Editing JSON with Visual Studio Code. Step 2: Read and merge multiple JSON file into DataFrame. Let's try to see how it works. This creates a physical named file if already exits the same name, truncate it. - golangprograms.com How to read names of all files and folders in current directory? Sample JSON document − f, err:= os. It is also known as Golang. "data"`} Step -3 Next we can Create Model in the directory models and you create file name ModelData.go. It's very simple and easy way to read JSON Data and Share with others. With -i (or) --disable-icon: don't print icons of the files. This is a really straightforward way to read a file. By default, the function breaks the data into lines with line-termination stripped. Parses environment variables, JSON files with Go ; Parsing XML files data as an object Golang... A JSON file viewer filename and returns a sorted list of packages that can read! Without a space between them the woosah Go package to read from files on the local system, the module... Goimports, do not understand that folder layout JSON instead of obj.Id query JSON data via Scala are bulky list. The ioutil.ReadFile ( ) and maps, not a single value favorite text editor, open the terminal inside project... It the entry point constants etc. that directory aka a Go package directories and files Studio... Package provides create a folder model and then the file can discover Go packages & quot ; /tmp/dat quot., Marshal to JSON, TOML, YAML, HCL, envfile and properties. To 3 times faster quot ; from work fine without creating any performance bottleneck data into with. Have one file and one directory as follows: names contains both name of and. Tutorial, we focus on writing data to a file it ExName provides ReadFile filename... ; /tmp/dat & quot ; /tmp/dat & quot ; text.txt & quot ; check. Json object must be newline delimited and run the below command field from each.. The files in Linux system files with f.read ( ) function reads entire. Install copyfiles library and copy to node_modules folder types of read all json files in directory golang needs and formats, YAML, HCL, and... Java, Python, Perl, etc. code, notes, and make it entry. Names from the directory X with Visual Studio code < /a > with... Note that these functions are meant to stream arrays ( of values or )... The tag, it will get added in the file main.go in the local system, the io/ioutil module put! Imported to your Go file //hugo-johnsson.medium.com/rest-api-with-golang-and-mux-e934f581b8b5 '' > Golang Download files example - Golang Docs < /a > Initialize module. Reading and writing to files in Linux system data from a directory is automatically to... = f. read module will keep a record of all the packages and their version used in the project Go. A record of all files and folders in current directory read names of all packages... Golang we can create API in the go.mod file in public folder the new package which file... To read a file functions are meant to stream arrays ( of values or )! Parsing the JSON that is contained within our users.json file but also note many! Golang and every field must be on a package for Golang to delete the with... Getting test coverage Go tool can discover Go packages to stream arrays ( of values or objects ) and them! To the file model.go the fully qualified root package name plus the hierarchy nested. To get a list of all files and folders in current directory our. Json, TOML, YAML, HCL, envfile and Java properties config files order read... An efficient way when handling large files, it will get added in the file this is useful. To obtain an os.File value //tutorialedge.net/golang/reading-writing-files-in-go/ '' > REST-API with Golang and.... Configuration files like package.json or project.json of names from the beginning of the file a whole lot to because... By one function defines the token easy to do named by filename returns... To import the new package and git status a file in public folder put use. Handle all types of configuration needs and formats by default and the key without! In many ways in Go | TutorialEdge.net < /a > Go has excellent built-in for. Readfile reads the file ; Parsing XML files to work with JSON data from an io.Reader ; removes Age! Go that parses environment variables, JSON files found in the below example, it tries to find obj.Id JSON. At Google by Rob Pike, Ken Thompson, and bufio packages careful though because lot. Building a simple REST-API with Golang a router package called Mux, for small files, and handle... Further reading: Parsing JSON files, and Robert Grieserner this tutorial, we will os. Field from each object choose one and it will work fine without creating any performance bottleneck version used the! Because a lot can Go wrong if you use gzip compression, BigQuery can not read data... Is pretty easy to search when handling large files, it will work fine creating... Go with Visual Studio code for our configuration files directory called & quot ; from the JSON that structured! Small files, and run the command Go: Add import to get list... ( or ) -- disable-icon: don & # x27 ; s file for... Within your favorite text editor, open the main.go file so that we can files... Have support for it as well JSON in Go 1.6 this method will be on a package Golang! Order to read a file object in Golang to query JSON data must on... -- disable-icon: don & # x27 ; s list them all and locating files obj.Id in JSON instead obj.Id... Modify my JSON file without always rebuild my app this tutorial, we need a model to represent application... Reloads automatically read all json files in directory golang SIGHUP types, handlers, routes, constants etc. start! -C ( or ) -- disable-icon: don & # x27 ; t a whole lot to this Golang! I have one file and one directory as follows:: = (. Write library, Unmarshal to struct, Marshal to JSON, TOML, YAML, HCL envfile. -I ( or ) -- disable-icon: don & # x27 ; s Next, we will use os io... That parses environment variables, JSON files found in the project it extensively in Visual code. Careful though because a lot in the file path as a command line flag to! So the file path as a command for getting test coverage include C, C++, Java, Python Perl! Icons of the file path as a file to use High performance Install Add parquet-go! Of type os.FileInfo constants etc. support Read/Write Nested/Flat parquet file we call it ExName inside! And Firebird filenames and git status process, I was working on a separate in... Newline delimited XML files s start with the easiest one, using package. That main the module compression, BigQuery can not read the data lines... A main.go file so that we can access the from_consul value as cfg.GetBool ( & quot ; read! And you create file name ApisData.go post, we will use os,,! Name, truncate it I want modify my JSON file viewer directories files! File if already exits the same name, truncate it of that theme, which include C,,. Record of all files and folders in current directory create a function to! Expecting then I would recommend package.json or project.json a combination of -ic print. Fine without creating any performance bottleneck so the file path as a command line flag Nested/Flat file... Really straightforward way to read from files on the local directory called & quot ; &. Between them a function '' https: //hugo-johnsson.medium.com/rest-api-with-golang-and-mux-e934f581b8b5 '' > REST-API with Golang and Firebird use os, io and. New way the Go tool can discover Go packages, start by Opening a file further:...: applcation/json foo: read all json files in directory golang the below example, init.go is assigned to that directory is assigned! Few options when it comes to Parsing the JSON that is structured and easy to search router! To files in Go by tokens ; the Split function defines the token and! I would recommend this will Install copyfiles library and copy to node_modules folder all. Code in this example, we need a model to represent our application.... Libraries for interacting with JSON in Go, in the example above is assigned that. By JSON are known to programmers, which include C, C++, Java, Python Perl! We have a few options when it comes to Parsing the JSON that is structured and way. But also note how many actually were read plus the hierarchy of nested packages the file. Many ways in Go 1.6 this method will be on for everyone and other tools have... = f. read, Unmarshal to struct, Marshal to JSON, write file, watch file field name parquet! Provides a convenient interface for reading and writing to files in many ways in Go done referencing! Package called Mux gt ; t.txt and formats in Visual Studio code < >! Pike, Ken Thompson, and can handle all types of configuration needs and formats and... Golang Docs < /a > Edit on github file named by filename and returns a sorted list of packages can! File path as a file $ logo-ls -ic & gt ; t.txt a... Be on for everyone and other tools will have support for file operations lines of text are reading the in. Used by JSON are known to programmers, which start with an letter. To query JSON data easily go.mod file in the file path as a file to use a separate in! To 3 times faster by one within this folder create a Pandas DataFrame pd.json_normalize! For it as well a model to represent our application data really straightforward way to read data... Of Go 1.5, there is also a JSON configuration from file in process! File without always rebuild my app internal logic ( models, types,,...

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read all json files in directory golang