# utkarsh-naman/utnamtte architecture

> Architecture diagram of the GitHub repository utkarsh-naman/utnamtte, generated by GitDiagram from its file tree, README and a sample of source files (last updated 2026-06-15). It is an AI-made overview: check details against the source.

- Interactive diagram: https://gitdiagram.com/utkarsh-naman/utnamtte
- Repository: https://github.com/utkarsh-naman/utnamtte

## Overview

1. **Repository scope**
   - This is a very small Python package repository for **utnamTTE / tte**: a text-to-mathematical-expression converter.
   - The codebase visible here is mostly the package wrapper and packaging metadata, not a multi-module application.

2. **Primary boundary**
   - The main public boundary is the Python package **`tte`** under `tte/__init__.py`.
   - The README shows the user-facing API is a single function, **`tte()`**, imported either as `import utnamtte` or `from utnamtte import tte`.

3. **Core subsystem: expression translation**
   - The central job is to take a human-friendly math string like `2+ln2√π` and transform it into a Python-evaluable expression like `2+(math.log(2))*(math.sqrt(math.pi))`.
   - This is a **string-to-string rewrite pipeline**, not a calculator by itself.

4. **Likely processing flow**
   - Input enters as plain text.
   - The converter normalizes symbols and words into canonical math forms.
   - It then inserts missing operators, completes brackets, and rewrites function-like tokens into Python syntax.
   - The output is a Python expression string intended for downstream `eval()` or similar execution by the caller.

5. **Math symbol normalization**
   - The README explicitly documents support for alternate symbol forms:
     - `π`, `pi`, or `math.pi`
     - `e` or `math.e`
     - `{`/`}` as bracket variants
     - `×`/`*` and `÷`/`/`
   - This indicates a normalization layer that maps user-friendly notation into Python-compatible tokens.

6. **Implicit multiplication and function chaining**
   - The examples show implicit multiplication is inferred in cases such as `2√π11+3` and `4ln11e`.
   - The converter also supports stacked functions like `√√sqrtπ` and `lnlnlog1331`, so the parser must recognize repeated unary operators/functions and wrap them correctly.

7. **Bracket handling**
   - The README highlights “auto-complete brackets,” meaning incomplete expressions like `2*7/(3+1` are normalized into a balanced Python expression.
   - This is a separate concern from math rewriting: it is a structural cleanup step before output.

8. **Function and operator mapping**
   - The converter maps common math words into Python `math` calls:
     - `ln` / `log` → `math.log`
     - `sqrt` / `√` → `math.sqrt`
     - `abs` / `|...|` → `abs(...)`
   - It also supports division behavior like `7/3π` becoming `7/(3)*math.pi`, showing precedence-aware rewriting.

9. **External execution boundary**
   - The library itself appears to stop at producing a Python expression string.
   - The caller is expected to execute or consume that string; the README demonstrates `eval(a)` after conversion.
   - So the package is a **preprocessor**, not a runtime math engine.

10. **Packaging and distribution layer**
   - `setup.py`, `MANIFEST.in`, `README.md`, `README.txt`, `CHANGELOG.txt`, and `LICENCE.txt` indicate standard Python package distribution.
   - This repo is designed for PyPI publishing and installation via `pip install utnamtte`.

11. **Public API shape**
   - The package surface is intentionally minimal: one main function and no visible subsystem modules in the tree.
   - `tte/__init__.py` likely exposes the entry point directly, making the package easy to import but tightly coupled internally.

12. **Adjacent application context**
   - The README mentions a separate application called **MATEX**, built with **Python + KivyMD 0.104.2**, that uses this converter and can also emit Java expressions.
   - That app is referenced as an application of the library, but it is **not present in this repository snapshot**.

Main entry points: [`README.md`](https://github.com/utkarsh-naman/utnamtte/blob/main/README.md) (README), [`tte/__init__.py`](https://github.com/utkarsh-naman/utnamtte/blob/main/tte/__init__.py) (tte()), [`setup.py`](https://github.com/utkarsh-naman/utnamtte/blob/main/setup.py) (setup.py), [`MANIFEST.in`](https://github.com/utkarsh-naman/utnamtte/blob/main/MANIFEST.in) (Manifest)

## Diagram (Mermaid)

```mermaid
flowchart TD

subgraph group_pkg["Python package"]
  node_tte_pkg["tte<br/>[__init__.py]"]
  node_public_api(("tte()<br/>entrypoint<br/>[__init__.py]"))
  node_input_text["Text input<br/>source"]
  node_normalize["Normalize<br/>rewrite step"]
  node_implicit_mul["Insert ops<br/>rewrite step"]
  node_functions["Functions<br/>rewrite step"]
  node_brackets["Brackets<br/>rewrite step"]
  node_python_expr["Python expr<br/>output"]
  node_caller_eval(("Caller eval<br/>consumer"))
end

subgraph group_dist["Distribution"]
  node_readme["README<br/>docs<br/>[README.md]"]
  node_setup["setup.py<br/>packaging<br/>[setup.py]"]
  node_manifest["Manifest<br/>packaging<br/>[MANIFEST.in]"]
  node_meta_docs["Release docs<br/>package docs"]
end

node_readme -->|"documents"| node_public_api
node_setup -->|"packages"| node_tte_pkg
node_manifest -->|"includes"| node_meta_docs
node_tte_pkg -->|"exports"| node_public_api
node_public_api -->|"accepts"| node_input_text
node_input_text -->|"feeds"| node_normalize
node_normalize -->|"then"| node_implicit_mul
node_implicit_mul -->|"then"| node_functions
node_functions -->|"then"| node_brackets
node_brackets -->|"emits"| node_python_expr
node_python_expr -->|"consumed by"| node_caller_eval
node_readme -->|"documents"| node_normalize
node_readme -->|"documents"| node_functions
node_readme -->|"documents"| node_brackets

click node_tte_pkg "https://github.com/utkarsh-naman/utnamtte/blob/main/tte/__init__.py"
click node_public_api "https://github.com/utkarsh-naman/utnamtte/blob/main/tte/__init__.py"
click node_readme "https://github.com/utkarsh-naman/utnamtte/blob/main/README.md"
click node_setup "https://github.com/utkarsh-naman/utnamtte/blob/main/setup.py"
click node_manifest "https://github.com/utkarsh-naman/utnamtte/blob/main/MANIFEST.in"

classDef toneNeutral fill:#f8fafc,stroke:#334155,stroke-width:1.5px,color:#0f172a
classDef toneBlue fill:#dbeafe,stroke:#2563eb,stroke-width:1.5px,color:#172554
classDef toneAmber fill:#fef3c7,stroke:#d97706,stroke-width:1.5px,color:#78350f
classDef toneMint fill:#dcfce7,stroke:#16a34a,stroke-width:1.5px,color:#14532d
classDef toneRose fill:#ffe4e6,stroke:#e11d48,stroke-width:1.5px,color:#881337
classDef toneIndigo fill:#e0e7ff,stroke:#4f46e5,stroke-width:1.5px,color:#312e81
classDef toneTeal fill:#ccfbf1,stroke:#0f766e,stroke-width:1.5px,color:#134e4a
class node_tte_pkg,node_public_api,node_input_text,node_normalize,node_implicit_mul,node_functions,node_brackets,node_python_expr,node_caller_eval toneBlue
class node_readme,node_setup,node_manifest,node_meta_docs toneAmber
```

## Components

### Python package

Core importable library and translation logic

- [tte](https://github.com/utkarsh-naman/utnamtte/blob/main/tte/__init__.py): package · Importable package boundary · `tte/__init__.py`
- [tte()](https://github.com/utkarsh-naman/utnamtte/blob/main/tte/__init__.py): entrypoint · Single user-facing conversion function · `tte/__init__.py`
- **Text input**: source · Human-friendly math string
- **Normalize**: rewrite step · Maps symbols and words to canonical math tokens
- **Insert ops**: rewrite step · Infers missing multiplication and precedence-sensitive operators
- **Functions**: rewrite step · Rewrites sqrt, ln, log, abs, and chained unary forms
- **Brackets**: rewrite step · Balances and completes bracket structure
- **Python expr**: output · Python-evaluable expression string
- **Caller eval**: consumer · Downstream execution or evaluation boundary

### Distribution

Packaging and release metadata

- [README](https://github.com/utkarsh-naman/utnamtte/blob/main/README.md): docs · User-facing examples and API contract · `README.md`
- [setup.py](https://github.com/utkarsh-naman/utnamtte/blob/main/setup.py): packaging · Package definition and install metadata · `setup.py`
- [Manifest](https://github.com/utkarsh-naman/utnamtte/blob/main/MANIFEST.in): packaging · Source inclusion for distribution · `MANIFEST.in`
- **Release docs**: package docs · Changelog, license, and README text bundle

## Connections

- README → tte(): documents · Shows the single-function interface
- setup.py → tte: packages · Builds and publishes the library
- Manifest → Release docs: includes · Controls which release files are shipped
- tte → tte(): exports · Exposes the converter at package level
- tte() → Text input: accepts · Consumes raw math text
- Text input → Normalize: feeds · Starts the rewrite pipeline
- Normalize → Insert ops: then · Canonical forms enable operator inference
- Insert ops → Functions: then · Resolves adjacent symbols and function chains
- Functions → Brackets: then · Produces structurally complete expressions
- Brackets → Python expr: emits · Returns Python-compatible expression text
- Python expr → Caller eval: consumed by · Library stops at string generation
- README → Normalize: documents · Lists symbol normalization rules
- README → Functions: documents · Shows supported math function rewrites
- README → Brackets: documents · Highlights auto-completed brackets