A Jinja template doesnt need to have a specific extension. Markup instead. A Jinja template doesn&x27;t need to have a specific extension. Search Jinja Increment Variable. Welcome to dbt Learn, Jinja, Macros. All templating happens on the Ansible controller before the task is sent and executed on the target machine. assignments in nested loops to still be referenced outside of it. jinja if if &39;priority&39; in data < p > Priority data &39;priority&39; < p > endif Tags Python Example. Listing 4-11 illustrate a custom Jinja environment class which sets the global variables named static and url. Log In My Account op. e base. Jan 31, 2023 All templating happens on the Ansible controller before the task is sent and executed on the target machine. Jinja in States &182; Jinja is evaluated before YAML, which means it is evaluated before the States are run. The speed argument is less important if you used the cached template loader. The mysqlprivs() macro is defined in the dbmacro. Jinja macros are similar to functions in programming languages. This works similar to the import . In part 1 we learned what Jinja2 is, what are its uses, and we started looking at templating basics. For this purpose, you can use the special call block. Like this macro - Then, after the word macro, you must specify a name for the macro, similar to how you would specify the name of a Python function. Inside this function, we use jinjatemplate. It includes Template inheritance and inclusion. vx Fiction Writing. And a footer. sql macro getpaymentmethods() . If what you're including is defined as a macro to begin with then the further wrapper macro is not needed,. Jinja is a template engine for Python, which is used in a number of places in Chromium, particularly for generating bindings. Macros can call other macros as well as themselves recursively inside the macro block. globals&39;raise&39; raisehelper Then in your template. use handlebars 3 Remember that there may be You can use this list by albinowax to fuzz common variable names with Burp or Zap variable en jinja2 C Set Theory Filters Useful for debugging Useful for debugging. macro generateschemaname() - If the function takes any variables as input, add those inside the. Formatting using f-prefix. For StartNumber 1 To EndNumber The iterative DO loop within the macro facility can handle only integer values or expressions that generate integer. Like this macro - Then, after the word macro, you must specify a name for the macro, similar to how you would specify the name of a Python function. Some tags in Jinja add a new layer to the stack. Extend the functionality of dbt with Jinjamacros and leverage models and macros from packages. The base navigation defines empty nav blocks in the li class and the sub template sets the relevant one to active. For a more detailed response, see the discussion on issue 1. If you use JSON, you are also able to walk nested structures, . Debugging a program with a nested macro can become extremely difficult in very short order. What might be worth knowing is the fact that you. Jinja nested macro. Style active navigation element with a FlaskJinja2 macro. Search Jinja Increment Variable. Then the template is passed data to render the final document. <variablekey> . Then open the compiled SQL file in the targetcompiled project name directory. Jinja merging The following will merge dictionary B onto A following these rules if the key doesn&x27;t exists then the key is created. PythonOperator - calls an arbitrary Python function. Template is the central template object. Jinja is a fast, expressive, extensible templating engine. Macros in Jinja I prefer so much over includes because it becomes. select col1, apple as apple, avocado as avocado. into extend jinjia2 comments jinja macros number jinjava forloop flask jinja if statement jinjga for loop loops in jinja2 nested for loop in yielded values jinja if statement inside macros jinja2 int filter jinja2 jinja logic statements. jinja&39; include &39;pathmacro2. Use markupsafe. Project details. Simple reuse of partial HTML page templates in the Jinja template language for Python web frameworks. jinja&39; include &39;pathmacro2. jinja if if &39;priority&39; in data < p > Priority data &39;priority&39; < p > endif Tags Python Example. To make that happen in dbt you need N M models, where each model calls a macro and passes the internal customer ID to it. Some tags in Jinja add a new layer to the stack. Maybe use a codegen macro to generate it. This is a very common behavior, as typically models are built to be "stacked" on top of one another. This is a very common behavior, as typically models are built to be "stacked" on top of one another. Default values if substitution data is absent. ref () is how you reference one model within another. Jinja Macro Tags introduces a new syntax to call macros as well as an automatic. Blocks can be nested for more complex layouts. chevron oronite salary. Using subviews nested templates. cyberpunk 2077 presets. In your DAGs, there are two ways of getting your variables. Jun 15, 2019 Style active navigation element with a FlaskJinja2 macro. Here is how this looks in practice. Log In My Account ur. php make an array of numbers code example nested for list comprehension code example push the item in arra code example how to sort by ascendin array code. Jan 31, 2023 All templating happens on the Ansible controller before the task is sent and executed on the target machine. We import the Template object from the jinja2 module. Macros for maintainable, testable data analytics. Jan 29, 2023 Here is my code mymacro (value&39; var1 - var2&39;) Its documented in Jinja documentation that when using a variable within a double bracket literal then the variable does not need an additional double bracket for it and Jinja would resolve it correctly. If you remove the top foil all data on that foil disappears. Jinja2 supports putting often used code into macros. To include only selected standard grid templates, there are optional arguments of kogridbody() Jinja2 macro with the lists of template names. This fixes a deprecation that Python 3. sql&x27; import amacro or include &x27;file. If the macro was defined in a different template, you have to import it first. Lots of deeply nested if statements, clunky ways of working with variables, macros and many other things that hurt the eyes. Its powerful, expressive, and flexible but the more power a language gives you, the more ways you have of shooting yourself in the foot. Although this is counter intuitive given the scope behavior of most scripting languages it is unfortunately the case that a jinja2 globally scoped variable cannot be modified from an inner scope. Nest Jinja templates; Modify variables in Jinja with filters; Use macros to add functionality to your front end. Currently these are block, for, macro and. 16 May 2020 - 15 min read. Rspamd basic configuration. So we have main. js template id which will be expanded to tab pane when the user switches to. PythonOperator - calls an arbitrary Python function. A include is appropriate for something like include headerfooter and similar relatively static includes. Reference nested object paths. Salt lets you use Jinja to access minion configuration values, grains and Salt pillar data, and call Salt execution modules. Python Nested Dictionary Python Nested Dictionary. update (funcdict) to pass the previously created funcdict and expose it during the Jinja rendering phase. With Jinja, you can do transformations that are not normally possible in SQL, like using environment variables, or macros abstract snippets of SQL, which is analogous to functions in most programming languages. In Django templates, this is easy because there's a variable for just this purpose. Leverage Jinja and Macros to write DRY code; Create and implement existing packages to make robust scalable projects; Deploy your <b>dbt<b> Project. To make that happen in dbt you need N M models, where each model calls a macro and passes the internal customer ID to it. Macro tags allow you to use Jinja's macros with a syntax similar to html tags. Observed Behavi. For example, create two model templates like so. Listing 4-11 illustrate a custom Jinja environment class which sets the global variables named static and url. indiana jones gun belt. Like this macro- Then, after the word macro, you must specify a name for the macro, similar to. Then open the compiled SQL file in the targetcompiled project name directory. Then open the compiled SQL file in the targetcompiled project name directory. Jan 29, 2023 Here is my code mymacro (value&39; var1 - var2&39;) Its documented in Jinja documentation that when using a variable within a double bracket literal then the variable does not need an additional double bracket for it and Jinja would resolve it correctly. Loads templates from the filesystem from jinja import Environment, FileSystemLoader e Environment(loaderFileSystemLoader(&x27;templates&x27;)) You can pass the following keyword arguments to the loader on initialization searchpath. An include would be for simple includes, not unlike a server-side-include. jinja2schema is a library for inferring types from Jinja2 templates. sql macro getpaymentmethods() . def raisehelper(msg) raise Exception(msg) env jinja2. tm Template ("Hello name ") In our template, we have the syntax which is used to print the variable. Use markupsafe. macro generateschemaname() - If the function takes any variables as input, add those inside the. indiana jones gun belt. Here is my code mymacro (value&39; var1 - var2&39;) Its documented in Jinja documentation that when using a variable within a double bracket literal then the variable does not need an additional double bracket for it and Jinja would resolve it correctly. We import the Template object from the jinja2 module. Use markupsafe. jinja is a list of imports which are importing jinja macros. Two gas powered lawn mowers for sale. It includes Template inheritance and inclusion. What might be worth knowing is the fact that you can pass a Python function into your Jinja templates. A Jinja template doesnt need to have a specific extension. Jinja loops cannot break anyway, Macros and variables starting with one or more underscores are private and cannot be imported. The power of DBT comes largely in their usage of jinja to evolve SQL into a functional programming language including conditions, loops, as well as storing and passing variables. Other text Renderers do not support this functionality, so Salt highly recommends usage of jinja jinjayaml. I have a number of macros I&39;d like to render within a common container macro or template. Mar 28, 2022 First, you must open it with the word macro, and the proper Jinja syntax wrapping it. It also limits the amount of data Ansible passes to the target machine. For example, create two model templates like so. Ansible Jinja Variable Conditional 2) Increment the variable in the loop Finally, we need to increment the n variable by 1 Variables With Jinja2 Best regards, Wenjun Best regards, Wenjun. Power Jinja makes use of nested macro calls. After everything inside jinja's curly brackets is rendered, you will be left with a query that can be sent to the database. Markup without an argument. So we have main. This works similarly to the import statements in Python. She uses her mandibles to scrap away pieces of wood fiber from any available source. 8 set html endset syntax to capture complex content, such as grid, ModelForm, inline formset and so on; templateid - one may specify underscore. jinja and inside the collectionofjinjamacros. 16 May 2020 - 15 min read. This approach minimizes the package requirements on the target (jinja2 is only required on the controller). php make an array of numbers code example nested for list comprehension code example push the item in arra code example how to sort by ascendin array code. A nested list is created by placing a comma-separated sequence of sublists. When the call block is passed to the macro , its content is wrapped in a macro and assigned to the 'caller' argument. jinja and inside the collectionofjinjamacros. Using subviews nested templates. Use a split screen in your code editor to keep both files open at once. Modify variables in Jinja with filters. Process incoming data from sources that provide raw data, like MQTT, rest sensor or the commandline sensor. You can only write to the outermost foil but read all of them since you can look through them. It&x27;s Fuse Ki-ki-killa Jinja (okay) Jinja Eee eehhhh Somebody call police oh (police, oh yeah) This girl she no want to release oh (release, oh, no way) She showed up and told me freeze oh (freeze, oh, ay) She told me, "Boy, don&x27;t resist, oh" (resist oh) She say boy Jinja ma ninja (jinja. Writing a macro. ol ii km uk vs ftl. Nest Jinja templates; Modify variables in Jinja with filters; Use macros to add functionality to your front end. Use the task decorator to execute an arbitrary Python function. Markup instead. that I want to add a macro (defined in a Jinja2 template) instead of a . Writing a macro. A Jinja template doesn&x27;t need to have a specific extension. Modified 5 years, 1 month ago. jinja has include &39;pathmacro1. Advanced Jinja2 Templating for fun and profit. This fixes a deprecation that Python 3. Why and how of macros. What might be worth knowing is the fact that you can pass a Python function into your Jinja templates. Welcome to dbt Learn, Jinja, Macros. In partnership with dbt Labs, the creators and maintainers of dbt , GoDataDriven deliver dbt Learn A training packed with all the ins and outs to learn and improve your dbt (data build tool) skills. Jinja Macro Tags introduces a new syntax to call macros as well as an automatic. nested for loop in java. For example, create two model templates like so. There are several useful tests that you can make using Jinja2 builtin tests and filers. Macro tags allow you to use Jinja's macros with a syntax similar to html tags. BLOCKNAME) always return template data that is marked as safe. This is roughly equivalent to nested for-loops in a generator expression. sql in the repo linked below). For example, create two model templates like so. Like Mad Libs meets Choose Your Own Adventure. Ansible parses templates on the controller and passes. Avoid reading request. print ("Some text s some text s some text " (str1,str2)) str1 and str2 takes the place of s and s in that order. title - title of current tab; The following keys are mutually exclusive html - html of tab pane. Here is my code mymacro (value&39; var1 - var2&39;) Its documented in Jinja documentation that when using a variable within a double bracket literal then the variable does not need an additional double bracket for it and Jinja would resolve it correctly. 8 set html endset syntax to capture complex content, such as grid, ModelForm, inline formset and so on; templateid - one may specify underscore. Mar 01, 2021 from pathlib import Path from jinja2 import FileSystemLoader from jinja2. Inside macros, you have access to three special variables varargs. The project is a super simple Flask project WITHOUT database, ORM, or any other hard dependency. Macros are defined in. Result of running macro is some text. rst file which imports a collectionofmacros. 8 set html endset syntax to capture complex content, such as grid, ModelForm, inline formset and so on; templateid - one may specify underscore. macro generateschemaname() - If the function takes any variables as input, add those inside the. About Nested Loop Jinja For. if statement inside macros jinja2 code example. Inside macros, you have access to three special variables varargs. jinja if if &39;priority&39; in data < p > Priority data &39;priority&39; < p > endif Tags Python Example. Power Jinja makes use of nested macro calls. I would like to import a nested jinja macro into a rest file and call it. Solution 2 Use a hardcoded list a Jinja replace filter. After this, the render function is created. Generate SQL Queries using a Jinja Template,. Like this macro - Then, after the word macro, you must specify a name for the macro, similar to how you would specify the name of a Python function. Markup without an argument. jinja2schema is a library for inferring types from Jinja2 templates. Our macro is simply going to return the list of payment methods macrosgetpaymentmethods. Observed Behavi. Like this macro- Then, after the word macro, you must specify a name for the macro, similar to. php make an array of numbers code example nested for list comprehension code example push the item in arra code example how to sort by ascendin array code. There are several useful tests that you can make using Jinja2 builtin tests and filers. Macros are much more powerful and dynamic, comparable to an actual function. The example below configures a custom presto template processor which implements its own logic of processing macro template with regex parsing. Allows you to set a value in a nested dictionary without having to worry if all the nested keys actually exist. Power Jinja makes use of nested macro calls. Preset&x27;s SQL Lab supports query templating via the Jinja Framework, which is a web template engine for the Python programing Language. nesting in Jinja2 expressions. Define and import macros within templates. Method Nested for-loops with jinja Nested for-loop are relatively straightforward, but I will point out two changes We want to place UNION ALL after all iterations except the final one. I am trying to pick host depends on --extra-var variable, now the file is in a vars folder py main app touch handlers Make one Key listener class as class MyListener implements KeyListener override all the methods of KeyListener Now our class MyKeyListener is ready to listen the key events What this means is that the Employee. if statement inside macros jinja2 code example. To make that happen in dbt you need N M models, where each model calls a macro and passes the internal customer ID to it. In some cases, Jinja templates become too complicated. def raisehelper(msg) raise Exception(msg) env jinja2. It's usually used in this form If we omit 'is defined. I was attempting to use postgres functions in the staging models. render (templatefile, saltenv&x27;base&x27;,. Some tags in Jinja add a new layer to the stack. ; Create a templates object that you can re-use later. Jinja Template Designer Documentation (external link); dbt Jinja context; Macro properties; Overview. The operators are limited to the most common ones and more advanced expressions such as list comprehensions and generator expressions are not supported. As the template engine is very flexible, the configuration from the application can be slightly different from the code presented here in terms of delimiters and. You can only write to the outermost foil but read all of them since you can look through them. sandbox import SandboxedEnvironment When attempting to load a template via from &x27;mymacros. Macros are functions that take in arguments and. Other text Renderers do not support this functionality, so Salt highly recommends usage of jinja jinjayaml. target-jinja allows you to define a set of model templates with a placeholder for the customerId, then generate all the necessary model files based on data in the database. To do what your first example is implying, you just need to have the function render the included template snippet snd return a rendered string. Macro tags allow you to use Jinja's macros with a syntax similar to html tags. We have also nested in another dbtutils macro called getcolumns to help us list the. Jinja nested macro. There are several useful tests that you can make using Jinja2 builtin tests and filers. A scope is something like a new transparent foil on a stack of foils. I would like to import a nested jinja macro into a rest file and call it. Sep 22, 2022 dbt Jinja functions ref ref Overview The most important function in dbt is ref (); it&39;s impossible to build even moderately complex models without it. Salt lets you use Jinja to access minion configuration values, grains and Salt pillar data, and call Salt execution modules. For example Evaluating Expression. Choose a language. <table> layout primarily used to display read-only "forms" (see Forms). Log In My Account op. This is roughly equivalent to nested for-loops in a generator expression. Templating is the ability to add programmatic capabilities to the SQL Language. In Jinja, we can use macros to abstract commonly used code snippets that are used over and over to not repeat ourselves. It&x27;s also referred to as Jinja2, as it&x27;s on its second major version. Jinja is the default templating language in SLS files. loopback include multiple relations. For example, the filter statement variabledefault ("no value") outputs no value only if the variable is undefined, otherwise it outputs the variable value. Maybe use a codegen macro to generate it. Welcome to the part 5 of Jinja2 Tutorial where we learn all about macros. target-jinja allows you to define a set of model templates with a placeholder for the customerId, then generate all the necessary model files based on data in the database. Here is how this looks in practice. An include would be for simple includes, not unlike a server-side-include. In part 1 we learned what Jinja2 is, what are its uses, and we started looking at templating basics. cat and jack shoes, bluu check agency
We can also use it inside other constructs like if. . Jinja nested macro
The inclusion of Jinja increases flexibility in Preset filter functionality and features multiple use cases, such as. Jinja can generate any text-based format (HTML, XML, CSV, LaTeX, etc. The example below configures a custom presto template processor which implements its own logic of processing macro template with regex parsing. Template inheritance allows you to build a base "skeleton" template that contains all the common elements of your site and defines blocks that child templates can override. Here is my code mymacro (value&39; var1 - var2&39;) Its documented in Jinja documentation that when using a variable within a double bracket literal then the variable does not need an additional double bracket for it and Jinja would resolve it correctly. Macros are functions written in Jinja, a great templating language, that enables you to use. About Loop For Nested Jinja. Jan 29, 2023 Here is my code mymacro (value&39; var1 - var2&39;) Its documented in Jinja documentation that when using a variable within a double bracket literal then the variable does not need an additional double bracket for it and Jinja would resolve it correctly. For example, create two model templates like so. Templating (Jinja2) Ansible uses Jinja2 templating to enable dynamic expressions and access to variables and facts. Im working on building some templates for my use. A template contains variables andor expressions, which get replaced with values when a template is rendered; and tags, which control the logic of the template. run on Python > 3. that I want to add a macro (defined in a Jinja2 template) instead of a . On certain occasions you may need to nest multiple for statements and access parent loop items. for tag in subnet. Inside this function, we use jinjatemplate. use handlebars 3 Remember that there may be You can use this list by albinowax to fuzz common variable names with Burp or Zap variable en jinja2 C Set Theory Filters Useful for debugging Useful for debugging. The last Jinja block is directly connected to macros. Our macro is simply going to return the list of payment methods macrosgetpaymentmethods. Preset&x27;s SQL Lab supports query templating via the Jinja Framework, which is a web template engine for the Python programing Language. Get Started With Jinja Install Jinja Render Your First Jinja Template Use an External File as a Template Control the Flow in Jinja Use if Statements Leverage for Loops Use Jinja With Flask Install Flask Add a Base Template Add Another Page Nest Your Templates Adjust Your Base Template Extend Child Templates Include a Navigation Menu Apply Filters. if statement inside macros jinja2 code example. It also limits the amount of data Ansible passes to the target machine. endpoint and use base templates to do this. Later youll build a basic Flask web project with two pages and a navigation bar. Like this macro - Then, after the word macro, you must specify a name for the macro, similar to how you would specify the name of a Python function. There are certainly many many things that macros can accomplish that includes cannot. Jinja loops cannot break anyway, Macros and variables starting with one or more underscores are private and cannot be imported. Sounds complicated but is very basic. So we have main. nesting for loops. If you use JSON, you are also able to walk nested structures, such as dictionaries like var. To nest a jinja expression inside of another jinja expression, simply place the desired code (without curly brackets) directly into the . 70 each or 130 for both. Jinja works with Python 2. Creating macros. Like this macro- Then, after the word macro, you must specify a name for the macro, similar to. Jinja Macro Tags introduces a new syntax to call macros as well as an automatic. Environment() env. Jinja can generate any text-based format (HTML, XML, CSV, LaTeX, etc. 1443 Version 3. However, when the variable is within a quote literal, the variable. The getfilters() macro returns the filters applied to a given column. A template contains variables andor expressions, which get replaced with values when a template is rendered; and tags, which control the logic of the template. Step 3. Macros for maintainable, testable data analytics. In this generateschemaname macro, we are defining what schema your objects should be built into based on the conditionals specified. Use macros to add functionality to your front end. Here is my code mymacro (value&39; var1 - var2&39;) Its documented in Jinja documentation that when using a variable within a double bracket literal then the variable does not need an additional double bracket for it and Jinja would resolve it correctly. data "jinjatemplate" "render" must be a path to resolve any nested. ex gh. Like this macro - Then, after the word macro, you must specify a name for the macro, similar to how you would specify the name of a Python function. Add a macro. Arguments can be provided the same was as html attributes but their values are. On platforms that seek to enable the intuitive workflows of data warehousing in the cloud data lakepowered by engines like Dremio, Spark and Prestothe analytics engineering toolset, including dbt , is a natural fit. To do what your first example is implying, you just need to have the function render the included template snippet snd return a rendered string. Jinja nested macro. fj ey en. Due to how scopes work in Jinja, a macro in a child template does not override a macro in a parent template. Macros within Jinja2 are essentially used like functions with Python and are great for. Maybe use a codegen macro to generate it. This notion does get complicated with dbt macros like runquery which will go to the database and get information. nesting in Jinja2 expressions. However, when the variable is within a quote literal, the variable. macro generateschemaname() - If the function takes any variables as input, add those inside the. jinja is a list of imports which are importing jinja macros. A scope is something like a new transparent foil on a stack of foils. if statement inside macros jinja2 code example. With Jinja , you can do transformations that are not normally possible in SQL, like using environment variables, or macros abstract snippets of SQL, which is analogous to functions in most programming languages. jinja&39; include &39;pathmacro2. Macros are Jinja equivalent of functions, a callable block to which arguments can be passed. Macros are defined in. nesting in Jinja2 expressions. if statement inside macros jinja2 code example. The template syntax is heavily inspired by Django and Python. loopback include multiple relations. sql in the repo linked below). It includes Template inheritance and inclusion. Macros are much more powerful and dynamic, comparable to an actual function. endpoint and use base templates to do this. Two loops One thing I found was that, if I have nested loops, then the loop. jinja if if &39;priority&39; in data < p > Priority data &39;priority&39; < p > endif Tags Python Example. Macros are functions that take in arguments and. php make an array of numbers code example nested for list comprehension code example push the item in arra code example how to sort by ascendin array code. Here an example macro angryhello name set angryname nameupper Hello name . It&39;s also referred to as Jinja2, as it&39;s on its second major version. To make that happen in dbt you need N M models, where each model calls a macro and passes the internal customer ID to it. About Loop For Nested Jinja. php make an array of numbers code example nested for list comprehension code example push the item in arra code example how to sort by ascendin array code. Well create a Jinja DictLoader, which is handy for these test purposes, and an Environment which we can use for compiling and retrieving Templates in Jinja2. And a footer. Markup instead. Markup without an argument. php make an array of numbers code example nested for list comprehension code example push the item in arra code example how to sort by ascendin array code. sj; jr. Chainability of the macros to apply multiple transformations to data in a single step. Usage is generally easy, but it&39;s a new macro language to learn, and a few tips can help. Nested Jinja Loops Use reference. Control structures use blocks enclosed by and characters. jinja if if &39;priority&39; in data < p > Priority data &39;priority&39; < p > endif Tags Python Example. For example, create two model templates like so. It also supports two types of rendering layouts <div> layout for real changeable submittable forms. Search Jinja Increment Variable. If you remove the top foil all data on that foil disappears. Here is how this looks in practice ref () is, under the hood, actually doing. main. 1443 Version 3. Use a split screen in your code editor to keep both files open at once. Welcome to dbt Learn, Jinja, Macros. If more positional arguments are passed to the macro than accepted by the macro, they end up in the special varargs variable as a list of values. Mar 28, 2022 First, you must open it with the word macro, and the proper Jinja syntax wrapping it. 1443 Version 3. Inline directives are enclosed in <and. To do what your first example is implying, you just need to have the function render the included template snippet snd return a rendered string. Two gas powered lawn mowers for sale. This fixes a deprecation that Python 3. EmailOperator - sends an email. (approximately 2 hours) Enroll for free. They abstract a block of commonly used code and can be set up to accept modifications when called. xml, or any other extension is just fine. Templates can also be nested. dbt is a powerful tool to leverage existing data, model and transform it, and finally materialize it in order to let business stakeholders access the data. So we have main. xml, or any other extension is just fine. Like this macro - Then, after the word macro, you must specify a name for the macro, similar to how you would specify the name of a Python function. In part 1 we learned what Jinja2 is, what are its uses, and we started looking at templating basics. In Django templates, this is easy because there's a variable for just this purpose. In part 1 we learned what Jinja2 is, what are its uses, and we started looking at templating basics. However, Jinja templates don't have this variable as. . craigslist charlotte free stuff