1 files changed, 45 insertions, 0 deletions
diff --git a/src/pyssg/custom_logger.py b/src/pyssg/custom_logger.py
new file mode 100644
index 0000000..55f3e2d
--- /dev/null
+++ b/src/pyssg/custom_logger.py
@@ -0,0 +1,45 @@
+import sys
+from logging import (Logger, StreamHandler, Formatter, LogRecord,
+                     DEBUG, INFO, WARNING, ERROR, CRITICAL,
+                     getLogger)
+
+LOG_LEVEL: int = INFO
+# 'pyssg' es the name of the root logger
+LOGGER_NAME: str = 'pyssg'
+
+
+# only reason for this class is to get info formatting as normal text
+#   and everything else with more info and with colors
+class PerLevelFormatter(Formatter):
+    # colors for the terminal in ansi
+    __YELLOW: str = '\x1b[33m'
+    __RED: str = '\x1b[31m'
+    __BOLD_RED: str = '\x1b[31;1m'
+    __RESET: str = '\x1b[0m'
+
+    __DATE_FMT: str = '%Y-%m-%d %H:%M:%S'
+    __COMMON_FMT: str = '[%(levelname)s] [%(module)s:%(funcName)s:%(lineno)d]: %(message)s'
+    __FORMATS: dict[int, str] = {
+        DEBUG: __COMMON_FMT,
+        INFO: '%(message)s',
+        WARNING: f'{__YELLOW}{__COMMON_FMT}{__RESET}',
+        ERROR: f'{__RED}{__COMMON_FMT}{__RESET}',
+        CRITICAL: f'{__BOLD_RED}{__COMMON_FMT}{__RESET}'
+    }
+
+    def format(self, record: LogRecord) -> str:
+        # this should never fail, as __FORMATS is defined above,
+        #   so no issue of just converting to str
+        fmt: str = str(self.__FORMATS.get(record.levelno))
+        formatter: Formatter = Formatter(
+            fmt=fmt, datefmt=self.__DATE_FMT, style='%')
+        return formatter.format(record)
+
+
+def setup_logger(name: str = LOGGER_NAME, level: int = LOG_LEVEL) -> None:
+    logger: Logger = getLogger(name)
+    handler: StreamHandler = StreamHandler(sys.stdout)
+    logger.setLevel(level)
+    handler.setLevel(level)
+    handler.setFormatter(PerLevelFormatter())
+    logger.addHandler(handler)