mojo_csv

Author: Phelsong

recipes/mojo_csv/README.md

@@ -0,0 +1,43 @@
+# Mojo Csv
+
+Csv parsing library written in pure Mojo
+
+### usage
+
+Add the Modular community channel (https://repo.prefix.dev/modular-community) to your mojoproject.toml file or pixi.toml file in the channels section.
+
+##### Basic Usage
+
+```mojo
+from mojo_csv import CsvReader
+from pathlib import Path
+
+fn main():
+    var csv_path = Path("path/to/csv/file.csv")
+    var reader = CsvReader(csv_path)
+    for i in range(len(reader.elements)):
+        print(reader.elements[i])
+```
+
+##### Optional Usage
+
+```mojo
+from mojo_csv import CsvReader
+from pathlib import Path
+
+fn main():
+    var csv_path = Path("path/to/csv/file.csv")
+    var reader = CsvReader(csv_path, delimiter="|", quotation_mark='*')
+    for i in range(len(reader.elements)):
+        print(reader.elements[i])
+```
+
+### Attributes
+
+```mojo
+reader.raw
+reader.headers
+reader.row_count
+reader.column_count
+reader.length
+```

recipes/mojo_csv/recipe.yaml

@@ -0,0 +1,40 @@
+context:
+  version: 1.1.0
+
+package:
+  name: "mojo_csv"
+  version: ${{ version }}
+
+source:
+  - git: https://github.com/Phelsong/mojo_csv
+    rev: 378626bf96e8b9d2a849b0d39b77c10732db11c4
+
+build:
+  number: 0
+  script:
+    - mojo package src -o ${{ PREFIX }}/lib/mojo/mojo_csv.mojopkg
+
+requirements:
+  host:
+    - max >=25.1.0,<26
+  run:
+    - ${{ pin_compatible('max') }}
+
+tests:
+  - script:
+      - if: unix
+        then:
+          - "mojo test_pack.mojo test.csv"
+
+about:
+  homepage: https://github.com/Phelsong/mojo_csv
+  license: APACHE-2.0
+  license_file: LICENSE
+  summary: Csv parsing library written in pure Mojo
+  repository: https://github.com/Phelsong/mojo_csv
+
+extra:
+  maintainers:
+    - phelsong
+  project_name:
+    - mojo_csv

recipes/mojo_csv/test.csv

@@ -0,0 +1,3 @@
+item1,item2,"ite,em3"
+pic, pi c,pic,
+r_i_1,r_i_2,r_i_3,

recipes/mojo_csv/test_pack.mojo

@@ -0,0 +1,41 @@
+from collections import Dict, List
+from pathlib import Path, cwd
+from sys import argv, exit
+from testing import assert_true
+
+from mojo_csv import CsvReader
+
+var VALID = List[String](
+    "item1",
+    "item2",
+    '"ite,em3"',
+    "pic",
+    " pi c",
+    "pic",
+    "r_i_1",
+    "r_i_2",
+    "r_i_3",
+)
+
+
+fn main() raises:
+    var in_csv: Path = Path(argv()[1])
+    var rd = CsvReader(in_csv)
+    print(in_csv)
+    print("columns:", rd.col_count)
+    print("----------")
+    try:
+        for x in range(len(rd.elements)):
+            print(rd.elements[x])
+            assert_true(
+                rd.elements[x] == VALID[x],
+                String("[{0}] != expected [{1}] at index {2}").format(
+                    rd.elements[x], VALID[x], x
+                ),
+            )
+        assert_true(len(rd.elements) == 9)
+    except AssertionError:
+        raise AssertionError
+    print("----------")
+    print("parse successful")
+