Add format and cformat modules from RustPython (#24)

* Add `format` and `cformat` modules from `RustPython`

* Introduce `rustpython-format` crate

* Remove unused dependencies

Author: MichaReiser

Cargo.toml

@@ -11,14 +11,14 @@ include = ["LICENSE", "Cargo.toml", "src/**/*.rs"]
 [workspace]
 resolver = "2"
 members = [
-    "ast", "core", "literal", "parser",
+    "ast", "core", "format", "literal", "parser",
     "ruff_text_size", "ruff_source_location",
 ]
 
 [workspace.dependencies]
-rustpython-ast = { path = "ast", version = "0.2.0", default-features = false }
-rustpython-parser-core = { path = "core", version = "0.2.0", default-features = false }
-rustpython-literal = { path = "literal", version = "0.2.0" }
+rustpython-ast = { path = "ast", default-features = false }
+rustpython-parser-core = { path = "core", default-features = false }
+rustpython-literal = { path = "literal" }
 
 ahash = "0.7.6"
 anyhow = "1.0.45"

ast/Cargo.toml

@@ -4,7 +4,7 @@ version = "0.2.0"
 description = "AST definitions for RustPython"
 authors = ["RustPython Team"]
 edition = "2021"
-repository = "https://github.com/RustPython/RustPython"
+repository = "https://github.com/RustPython/Parser/"
 license = "MIT"
 
 [features]

core/Cargo.toml

@@ -4,20 +4,15 @@ description = "RustPython parser data types."
 version = "0.2.0"
 authors = ["RustPython Team"]
 edition = "2021"
-repository = "https://github.com/RustPython/RustPython"
+repository = "https://github.com/RustPython/Parser/"
 license = "MIT"
 
 [dependencies]
-itertools = { workspace = true }
-num-bigint = { workspace = true }
-num-complex = { workspace = true }
-
 # ruff dependency shouldn't be placed out of this crate
 ruff_text_size = { path = "../ruff_text_size" }
 ruff_source_location = { path = "../ruff_source_location", optional = true }
 
 serde = { version = "1.0.133", optional = true, default-features = false, features = ["derive"] }
-lz4_flex = "0.9.2"
 
 [features]
 default = []

format/Cargo.toml

@@ -0,0 +1,16 @@
+[package]
+name = "rustpython-format"
+edition = "2021"
+version = "0.2.0"
+description = "Format helpers for RustPython"
+authors = ["RustPython Team"]
+repository = "https://github.com/RustPython/Parser/"
+license = "MIT"
+
+[dependencies]
+rustpython-literal = { workspace = true }
+
+bitflags = "2.2.1"
+itertools = "0.10.5"
+num-bigint = { workspace = true }
+num-traits = { workspace = true }