<meta property="og:description" content="North Bay Python, a community-organized conference, returns to Petaluma, California on November 3 and 4, 2018.">
<meta property="twitter:description" content="North Bay Python, a community-organized conference, returns to Petaluma, California on November 3 and 4, 2018.">
<meta name="description" content="North Bay Python, a community-organized conference, returns to Petaluma, California on November 3 and 4, 2018.">
<meta property="og:description" content="CopyleftConf will provide a friendly and safe place for discussion of all aspects of copyleft, including as a key strategy for defending software freedom in Brussels on February 4.">
<meta property="twitter:description" content="CopyleftConf will provide a friendly and safe place for discussion of all aspects of copyleft, including as a key strategy for defending software freedom in Brussels on February 4.">
<meta name="description" content="CopyleftConf will provide a friendly and safe place for discussion of all aspects of copyleft, including as a key strategy for defending software freedom in Brussels on February 4.">